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What is Patent Registration?

Patent registration is the legal process of protecting an invention by filing an application with the Indian Patent Office under the Patents Act, 1970. By securing exclusive rights, the inventor can prevent others from:

  • Making the patented invention.
  • Using the patented invention.
  • Offering for sale or selling the patented invention.
  • Importing the patented invention into India.

It also enables them to license, assign, or commercially exploit the invention for financial benefit and strategic growth.

The Patent Office examines before granting protection. It verifies novelty, inventive step, and industrial applicability. Once granted, a patent in India typically remains valid for twenty years from the filing date, subject to timely renewal fee payments.

Why is Patent Registration Important?

Patent registration offers several legal and commercial advantages for inventors and businesses under the Patents Act, 1970. It:

  • Grants exclusive rights over an invention for up to 20 years from the filing date.
  • Prevents unauthorized parties from making, using, selling, or importing the patented invention.
  • Creates opportunities to generate revenue through licensing, assignment, or technology transfer.
  • Increases the value of an invention by turning it into a legally protected intellectual property asset.
  • Strengthens investor confidence during funding, acquisition, and partnership discussions.
  • Helps businesses maintain a competitive advantage by protecting innovative technologies.
  • Supports international patent filings by establishing a priority date for foreign applications.
  • Enables inventors to take legal action against infringement and seek remedies such as injunctions and damages.
  • Enhances brand reputation and establishes the patent owner as a recognized innovator in the market.
  • Facilitates commercialization through strategic collaborations, joint ventures, and technology licensing arrangements.
  • Allows patents to be bought, sold, licensed, assigned, or otherwise monetized as valuable business assets.
  • Encourages continued research and development by providing protection against unauthorized imitation.
  • Contributes to long-term business growth by creating sustainable revenue streams and strengthening market position.

What Cannot Be Patented in India (Sections 3 and 4)

Sections 3 and 4 of the Patents Act, 1970, list certain categories of inventions that are not eligible for patent protection, even if they are new. These include:

  • Frivolous inventions, inventions contrary to well-established natural laws, or inventions whose commercial exploitation would be against public order, morality, or harmful to human, animal, or plant life, health, or the environment.
  • Mere discoveries of scientific principles, abstract theories, naturally occurring substances, or new forms, properties, or uses of known substances that do not demonstrate enhanced efficacy.
  • Methods of agriculture or horticulture.
  • Mere admixtures, arrangements, rearrangements, or duplication of known devices that do not produce any new technical result.
  • Processes for the medicinal, surgical, curative, diagnostic, therapeutic, or other treatment of humans or animals.
  • Plants and animals, in whole or in part, including seeds, varieties, and species, other than microorganisms.
  • Mathematical methods, business methods, computer programs per se, algorithms, and methods for performing mental acts or playing games.
  • Literary, dramatic, musical, artistic, or aesthetic creations, presentations of information, and layout designs (topography) of integrated circuits.
  • Traditional knowledge and inventions that merely duplicate or aggregate the known properties of traditionally known components.
  • Inventions relating to atomic energy, which are specifically prohibited under Section 4.

Types of Patents Available for Registration in India

The Indian patent system allows filing different types of patent applications based on the stage of invention, filing strategy, and desired geographical scope of protection. These include:

Type of Patent ApplicationPurposeKey Timeline / Requirement
Provisional ApplicationSecures an early priority date when the invention is still under development.A complete specification must be filed within 12 months of the provisional filing date.
Complete (Ordinary) ApplicationSeeks patent protection for a fully developed invention with complete disclosure and claims.Can be filed directly or after a provisional application.
Convention ApplicationClaims priority from a patent application previously filed in a convention country.Must generally be filed within 12 months of the first filing date.
PCT International ApplicationEnables applicants to seek patent protection in multiple countries through a single international filing.Filed under the Patent Cooperation Treaty (PCT).
PCT National Phase ApplicationSeeks patent protection in India based on a previously filed PCT application.Must generally be filed within 31 months from the priority date.
Divisional ApplicationSeparates multiple inventions disclosed in a single application into independent applications.Retains the filing date of the parent application.
Patent of AdditionProtects an improvement or modification of an invention already disclosed or patented by the same applicant.Remains linked to the main patent and expires with the parent patent.

Who Can Apply for a Patent in India?

Under Section 6 of the Patents Act, 1970, the following persons are eligible to apply for a patent in India:

  • The true and first inventor who conceived and developed the invention.
  • An assignee of the inventor, such as an employer, company, startup, research institution, or any other person that has acquired the rights to the invention through a valid assignment.
  • The legal representative of a deceased person who was entitled to apply for the patent.

The applicant may be an individual, company, LLP, educational institution, research organization, or government body. This depends on who owns or holds the rights to the invention. Additionally, two or more persons or entities may file a joint application, such as co-inventors, co-owners, or multiple assignees.

Note: The right to apply for a patent generally belongs to the employer if the invention was created during the course of employment, subject to the terms of the employment agreement.

Eligibility Criteria for Patent Registration

Under the Patents Act, 1970. Under Sections 2(1)(j) and 2(1)(ja), an invention must satisfy the patentability requirements to qualify for patent protection in India:

  1. Novelty: The invention must be completely new and must not have been published, sold, or made publicly available anywhere in the world prior to the filing date.
  2. Inventive Step (Non-Obviousness): The invention must not be obvious to a person having ordinary skill in the technical field. It must represent a technical advancement or an unexpected result.
  3. Industrial Applicability (Utility): The invention must have practical utility and be capable of being made or used in an industry.

Some common examples of patentable inventions include new machines, innovative manufacturing methods, pharmaceutical formulas and products, and microbiological innovations.

Documents and Forms Required for Patent Registration

As per the Patents Rules, 2003, the following documents and forms must be submitted to apply for patent registration:

Form / DocumentPurpose / Description
Form 1Application for the grant of a patent containing the applicant, inventor, and invention details
Form 2Provisional or complete specification describing the invention in full technical detail
Form 3Statement and undertaking regarding foreign patent applications under Section 8
Form 5Declaration of inventorship filed with the complete specification
Form 8A (Certificate of Inventorship)Application for issuance of a Certificate of Inventorship to recognize the inventor(s) named in a granted patent.
Form 18 / Form 18ARequest for examination (regular or expedited) of the patent application
Form 26Power of attorney authorizing a patent agent to act on behalf of the applicant
Form 27Statement regarding the working of a patented invention in India, filed by the patentee or licensee after the patent is granted.
Form 28Declaration for startups and small entities claiming a fee concession
Detailed SpecificationComplete technical disclosure of the invention, including working, embodiments, and claims
Drawings / DiagramsVisual representations explaining the structure, process, or functionality of the invention
AbstractBrief summary of the invention, highlighting key technical features
Priority DocumentProof of earlier foreign filing when claiming priority under the Paris Convention or PCT route
Startup/MSME ProofSupporting documents for claiming fee benefits under the startup or small entity category

How to Patent an Idea in India?

Below is the complete step-by-step patent registration process:

Step 1: Conduct a Patentability and Prior-Art Search

Start by searching existing patent databases and scientific literature to confirm that your invention:

  • Is new
  • Involves an inventive step
  • Has not been disclosed anywhere in the world.

Timeline: 2–7 days (up to 2–3 weeks for in-depth search)

Step 2: Draft the Patent Specification

Prepare either a provisional or complete specification based on the development stage of your invention. Ensure the complete specification includes:

  • Title
  • Field of invention
  • Background
  • Summary
  • Detailed description
  • Claims
  • Abstract
  • Drawings (if required)

Timeline: 3–10 days, depending on complexity

Step 3: File the Patent Application

Submit Form 1 along with Form 2 and all supporting documents on the IP India portal.

Ensure all details are accurate before submission, as this establishes your official filing date and application number.

The patent application filing fee is ₹1,600 for Natural Persons, Startups, Small Entities, and Educational Institutions, and ₹8,000 for Other Entities.

Timeline: 1 day

Step 4: Publication of the Application

Your application is automatically published in the Patent Journal after 18 months from the filing or priority date. If you want faster publication, file Form 9 for early publication.

Timeline: 18 months (around 1 month with Form 9)

Step 5: Request for Examination

File a Request for Examination using Form 18 to initiate the examination process. Do not delay this step, as examination will not begin automatically.

Startups and small entities can opt to file Form 18A for expedited processing.

Timeline: 31 months (examination typically begins within 1–3 months after request)

Step 6: Examination and First Examination Report (FER)

The examiner reviews the application for novelty, inventive step, and industrial applicability and issues a First Examination Report (FER) outlining objections, if any. Respond carefully to the report and address all objections with proper amendments or explanations.

Timeline: FER issued within 6–12 months; response must be filed within 6 months (extendable by 3 months)

Step 7: Hearing and Compliance (if required)

Attend the hearing scheduled by the Controller if objections remain unresolved after the FER response. Submit clear arguments, evidence, or amended documents as directed by the Controller to ensure compliance.

Timeline: Usually scheduled within 1–3 months after FER response

Step 8: Pre-Grant Opposition (if any)

After publication (but before grant), any third party can file a pre-grant opposition challenging the patent application. Respond with strong technical and legal justification to support your application until the Controller makes a final decision.

Timeline: Can be filed anytime after publication until the grant

Step 9: Grant of Patent

Once all objections are cleared, ensure final compliance and receive the grant notification. After approval, your patent is published in the Patent Journal, and you receive the official patent certificate conferring exclusive rights.

Timeline: Typically 2–4 years from filing (faster with expedited examination)

Step 10: Post-Grant Opposition and Renewal

After the grant, monitor for any post-grant opposition filed within one year. Maintain your patent by paying renewal fees annually from the third year onward to keep it valid for up to 20 years.

Timeline: Opposition window: 12 months from grant publication; renewal every year from year 3 to year 20.

Patent Registration Fees in India

While the government fees generally start from ₹1,600, the total cost of patent registration in India typically ranges from ₹15,000 to ₹1,50,000+. Here is the cost breakdown for patenting an idea in India:

ParticularsNatural Person / Startup / Small Entity / Educational InstitutionOther Entity
Patent Application Filing (Form 1)₹1,600₹8,000
Early Publication (Form 9)₹2,500₹12,500
Request for Examination (Form 18)₹4,000₹20,000
Expedited Examination (Form 18A)₹8,000₹60,000
Renewal (3rd–6th year, per year)₹800₹4,000
Renewal (7th–10th year, per year)₹2,400₹12,000
Renewal (11th–15th year, per year)₹4,800₹24,000
Renewal (16th–20th year, per year)₹8,000₹40,000

Note: Fees are for e-filing under the First Schedule to the Patents Rules, 2003 (as amended by the Patents (Amendment) Rules, 2024). Physical filing attracts a 10% surcharge. Form 2 has no separate fee, and the specification is filed with the Form 1 application fee.

Penalties and Consequences for Violations Under the Patents Act, 1970

The Patents Act, 1970, imposes penalties for false claims, non-compliance, and unauthorized activities related to patents. In addition to statutory penalties, failure to meet filing and maintenance requirements can result in the loss of valuable patent rights.

  • Violation of Secrecy Provisions (Section 118): Filing certain inventions outside India without obtaining the required permission is an offence. Violating secrecy directions relating to defence-related inventions can result in imprisonment of up to 2 years, a fine, or both.
  • False Representation of a Patent (Section 120): Falsely claiming that an article or product is patented in India is an offence and may attract a fine of up to ₹1,00,000.
  • Misuse of the Term "Patent Office" (Section 121): Using the words "Patent Office" in a manner that falsely suggests an official connection with the government is punishable with imprisonment of up to 6 months, a fine, or both.
  • Failure to Furnish Information (Section 122): Failure to provide information required by the Patent Office under the Act may lead to a fine of up to ₹10,00,000. Providing false information knowingly can result in imprisonment of up to 6 months, a fine, or both.
  • Acting as an Unregistered Patent Agent (Section 123): Practising or representing oneself as a patent agent without registration is punishable with a fine of up to ₹1,00,000 for the first offence and up to ₹5,00,000 for subsequent offences.

Consequences of Non-Compliance

Apart from statutory penalties, missing critical deadlines can have serious consequences for patent applicants and owners. Failure to:

  • Filing a complete specification within 12 months of a provisional application can result in the application being deemed abandoned.
  • Filing a Request for Examination within 31 months of the filing or priority date can lead to the application being permanently abandoned.
  • Pay annual renewal fees can cause the patent to lapse and become unenforceable.
  • Responding to examination objections within the prescribed timelines may result in the refusal or abandonment of the application.

Patent Infringement in India

Patent infringement occurs when a person or business exploits a patented invention without obtaining permission from the patent holder. The following activities may constitute patent infringement:

  • Manufacturing a patented product.
  • Using a patented process.
  • Selling or offering for sale a patented product.
  • Importing patented products into India.
  • Commercially exploiting patented technology without a valid licence.

Legal Remedies Available to Patent Owners to Protect Against Infringers

If patent infringement occurs, the patent owner can initiate legal proceedings before the competent court and seek appropriate relief.

Some available remedies include:

  • Interim and Permanent Injunctions: Orders restraining the infringer from continuing the unauthorized activity.
  • Damages: Financial compensation for losses suffered due to infringement.
  • Account of Profits: Recovery of profits earned by the infringer from the unauthorized use of the invention.
  • Seizure or Destruction of Infringing Goods: Court-directed confiscation or disposal of infringing products where appropriate.

Patent Registration Renewal, Restoration & Cancellation

A patent in India remains valid for 20 years from the filing date (or international filing date for certain PCT applications), provided the patentee complies with renewal requirements. Failure to maintain the patent can lead to its lapse, though restoration may be possible under specific circumstances.

Additionally, a granted patent may be cancelled or revoked on legal grounds.

1. Patent Renewal

To maintain a patent's validity throughout its 20-year term, the patent holder must pay annual renewal fees to the Indian Patent Office. These fees become payable from the third year onwards and increase progressively over the life of the patent.

  • Annual renewal fees are payable from the 3rd year to the 20th year.
    • For Natural Persons, Startups, Small Entities, and Educational Institutions: ₹800 per year (3rd–6th year) to ₹8,000 per year (16th–20th year).
    • For Other Entities: ₹4,000 per year (3rd–6th year) to ₹40,000 per year (16th–20th year).
  • Renewal fees may be paid annually or in advance for multiple years.
  • A 10% rebate is available on renewal fees when they are paid electronically in advance for at least four years.
  • A 6-month grace period is available upon payment of the prescribed surcharge.
  • Failure to pay renewal fees within the prescribed period causes the patent to lapse.

2. Patent Restoration

If a patent lapses due to non-payment of renewal fees, the patentee may apply for restoration. The applicant must demonstrate that the failure to pay the renewal fee was unintentional and submit the prescribed restoration request along with the required fees:

  • The restoration application must be filed within 18 months of the date of lapse.
  • The Controller examines the reasons for non-payment before approving restoration.
  • Third parties may oppose the restoration application.
  • Once restored, the patent regains its legal status and enforceability, subject to statutory conditions.

3. Patent Cancellation (Revocation)

A patent grant does not guarantee permanent validity. In fact, it may be revoked if it is found to have been granted in violation of the patentability requirements or through procedural non-compliance.

Common grounds for cancellation include:

  • The invention lacks novelty, does not involve an inventive step, and is not industrially applicable.
  • The subject matter is not patentable under the Patents Act, 1970.
  • The patent was obtained through fraud, misrepresentation, or wrongful entitlement.
  • The complete specification does not adequately describe the invention.
  • Mandatory disclosures regarding foreign patent applications were not provided.
  • The invention was publicly known, publicly used, or published before the priority date.

Patent vs Copyright vs Trademark

Patents, copyrights, and trademarks are the three primary forms of intellectual property protection in India. While all three protect valuable creations and business assets, here’s how they differ:

ParticularsPatentCopyrightTrademark
ProtectsInventions, products, processes, and technological innovationsOriginal literary, artistic, musical, dramatic, and software worksBrand names, logos, slogans, symbols, and other brand identifiers
PurposeProtects technical innovations and inventionsProtects original creative works and expressionsProtects brand identity and consumer recognition
Registration RequirementRegistration is mandatory to obtain patent rightsCopyright protection arises automatically, but copyright registration provides stronger legal evidence of ownership and simplifies enforcementTrademark registration is not mandatory, but it provides exclusive statutory rights and stronger legal protection
Eligibility CriteriaMust be novel, inventive, and industrially applicableMust be original and created independently by the authorMust be distinctive and capable of distinguishing goods or services
Validity Period20 years from the filing dateGenerally, 60 years after the author's death (varies by work type)10 years from registration and renewable indefinitely
Rights GrantedExclusive right to make, use, sell, license, and import the inventionExclusive right to reproduce, publish, distribute, adapt, and monetize the workExclusive right to use the mark and prevent unauthorized or confusingly similar use
ExamplesNew machine, pharmaceutical formulation, manufacturing processBooks, software code, photographs, music, films, and artworkBrand names, company logos, product labels, packaging designs, and taglines
Renewal RequirementAnnual renewal fees are payable from the 3rd year onwardsNo renewal is required for copyright registration once protection is securedTrademark registration must be renewed every 10 years to maintain protection
Commercial BenefitsLicensing, assignment, technology transfer, and commercialization of inventionsRoyalties, content licensing, publishing rights, and monetization of creative worksBrand licensing, franchising, goodwill creation, and long-term brand protection

Connect with RegisterKaro and let our experts handle the legal hassle while you grow your business.


Frequently Asked Questions (FAQs)

What is patent registration in India?

Patent registration in India is the legal process of obtaining exclusive rights over an invention under the Patents Act, 1970. Once a patent is granted, the inventor gains the exclusive right to make, use, sell, license, or commercialize the invention for a specified period. In return, the inventor must fully disclose the invention to the public through the patent application.

How long does a patent remain valid in India?

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What types of inventions can be patented in India?

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What types of inventions cannot be patented in India?

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How much does patent registration cost in India?

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What is the difference between a provisional specification and a complete specification?

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How long does it take to obtain a patent in India?

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Is a patentability search mandatory before filing a patent application?

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Can startups avail benefits and fee concessions for patent registration?

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Can I obtain international patent protection through an Indian patent application?

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What happens after filing a patent application in India?

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Do I need to renew my patent after it is granted?

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Can software be patented in India?

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Can AI inventions be patented in India?

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Can a student apply for a patent?

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Can I sell my patent?

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What happens if someone copies my patented invention?

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How do I check patent status in India?

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Can foreign citizens apply for patents in India?

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Is patent registration mandatory in India?

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Joel Dsouza

Reviewed by

Joel Dsouza

Joel Dsouza is a Chartered Accountant (CA) and compliance expert with over 7 years of hands-on experience in company registration, tax structuring, GST, ROC filings, and MCA compliance. As a qualified member of the Institute of Chartered Accountants of India (ICAI) and Co-Founder at RegisterKaro, he has personally advised more than 1,000 startups and SMEs across India, helping founders navigate incorporation, regulatory frameworks, and financial planning from Day 1. With deep expertise across all three levels of Finance and Portfolio Management, Joel is committed to promoting financial literacy and simplifying India's startup ecosystem through clear, actionable guidance that entrepreneurs can act on immediately.

Why Choose RegisterKaro for Patent Registration?

Patent registration is a highly technical process that demands precise drafting, strategic claim preparation, and strict compliance with statutory deadlines. At RegisterKaro, we combine legal expertise with practical industry knowledge to help innovators secure strong and enforceable patent protection.

  • Expert Patent Drafting: Our specialists prepare well-structured specifications, precise claims, and supporting documents designed to maximize the scope of protection and withstand examination.
  • End-to-End Patent Filing Support: From application preparation and filing to publication, examination, FER responses, and grant, we manage the entire patent registration process on your behalf.
  • Strategic Examination Assistance: We provide professional support in responding to examination reports, addressing objections, and representing applicants during hearings when required.
  • Renewal and Portfolio Management: Our team tracks critical deadlines, manages renewal filings, and helps maintain your patent rights throughout the 20-year protection period.
  • Dedicated Expert Guidance: Receive personalized assistance from patent professionals who simplify complex legal requirements and keep you informed at every stage of the registration process.

Why Choose RegisterKaro for Patent Registration?

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