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Patent — Guides, Updates & Practical Insights

Patent filing, specification drafting, examination and grant in India.

313Articles
164In-depth Guides
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Patent

Form 2: How to File a Provisional or Complete Specification (Rules 13 to 15; Sections 9 and 10)

"Every specification, whether provisional or complete, shall be made in Form 2" (rule 13(1)). Where an ordinary application has a provisional specification, the complete specification must be filed within twelve months from the date of filing, failing which the application is deemed to be abandoned...

6 min read23 Mar 2026
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Patent

Response to First Examination Report (FER) -- How to Draft

Complete guide to FER response under Indian IP law. Process, documents, fees, enforcement, latest amendments. Updated March 2026.

5 min read23 Mar 2026
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Patent

Revocation of Patent -- Grounds and Process

Complete guide to patent revocation under Indian IP law. Process, documents, fees, enforcement, latest amendments. Updated March 2026.

5 min read23 Mar 2026
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Patent

Compulsory Licensing of Patents -- Section 84

Complete guide to compulsory license under Indian IP law. Process, documents, fees, enforcement, latest amendments. Updated March 2026.

5 min read23 Mar 2026
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Patent

Patent Assignment vs License -- Key Differences

Complete guide to patent assignment vs license. Process, documents, penalties, latest amendments. Updated March 2026.

5 min read23 Mar 2026
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Patent

Patent License Agreement -- Draft Template

Complete guide to patent license under Indian IP law. Process, documents, fees, enforcement, latest amendments. Updated March 2026.

5 min read23 Mar 2026
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Patent

Patent Claims Drafting -- Independent and Dependent Claims Template

Complete guide to patent claims under Indian IP law. Process, documents, fees, enforcement, latest amendments. Updated March 2026.

5 min read23 Mar 2026
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Patent

Provisional vs Complete Specification -- Filing Strategy

Complete guide to provisional vs complete under Indian IP law. Process, documents, fees, enforcement, latest amendments. Updated March 2026.

5 min read23 Mar 2026
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Patent

Expedited Patent Examination -- Startup, MSME, Female Applicant

Complete guide to expedited examination. Process, documents, penalties, latest amendments. Updated March 2026.

5 min read23 Mar 2026
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Patent

Patent of Addition -- For Improvements to Existing Patent

Complete guide to patent of addition. Process, documents, penalties, latest amendments. Updated March 2026.

5 min read23 Mar 2026
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Patent

Patent Filing Timeline -- From Idea to Grant

Complete guide to patent timeline under Indian IP law. Process, documents, fees, enforcement, latest amendments. Updated March 2026.

5 min read23 Mar 2026
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Patent

Pharma Patents in India -- Section 3(d) and TRIPS Compliance

Complete guide to pharma patent under Indian IP law. Process, documents, fees, enforcement, latest amendments. Updated March 2026.

5 min read23 Mar 2026
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Patent

Pre-Grant Opposition to Patent -- Section 25(1)

Complete guide to pre-grant opposition under Indian IP law. Process, documents, fees, enforcement, latest amendments. Updated March 2026.

5 min read23 Mar 2026
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Patent

Patent Infringement -- What Constitutes and How to Sue

Complete guide to patent infringement under Indian IP law. Process, documents, fees, enforcement, latest amendments. Updated March 2026.

5 min read23 Mar 2026
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Patent

Patent Restoration After Lapse -- Section 60 Process

Complete guide to patent restoration. Process, documents, penalties, latest amendments. Updated March 2026.

5 min read23 Mar 2026
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Patent

Response to FER (First Examination Report) -- Draft Template

Complete guide to FER response under Indian IP law. Process, documents, fees, enforcement, latest amendments. Updated March 2026.

5 min read23 Mar 2026
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Patent

Provisional vs Complete Patent Specification -- Differences

Complete guide to provisional specification under Indian IP law. Process, documents, fees, enforcement, latest amendments. Updated March 2026.

5 min read23 Mar 2026
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Patent

Form 18: How to File a Request for Examination of a Patent Application (Section 11B; Rule 24B)

A request for examination under section 11B is "made in Form 18 within thirty-one months from the date of priority of the application or from the date of filing of the application, whichever is earlier" (rule 24B(1)(i), as amended in 2024). For an application filed before the 2024 Rules commenced...

6 min read23 Mar 2026
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Patent

Patent Specification (Complete) -- Draft Template and Guide

Complete guide to patent specification under Indian IP law. Process, documents, fees, enforcement, latest amendments. Updated March 2026.

5 min read23 Mar 2026
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Patent Cooperation Treaty (PCT) -- Benefits for Indian Applicants

Complete guide to PCT. Process, documents, penalties, latest amendments. Updated March 2026.

5 min read23 Mar 2026
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Patent

Government Use of Patents -- Section 100-102

Complete guide to government use under Indian IP law. Process, documents, fees, enforcement, latest amendments. Updated March 2026.

5 min read23 Mar 2026
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Form 27: What the Working Statement Must Contain and Who Files It (Rule 131(1); Section 146(2))

The statement is furnished by every patentee and every licensee (exclusive or otherwise), in Form 27, duly verified by the patentee, the licensee or his authorised agent (rule 131(1); section 146(2)). It states, for each patent, whether it is worked or not worked, the reason if not worked, and...

6 min read23 Mar 2026
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Patent

Form 1: How to File the Application for Grant of a Patent (Sections 7, 54, 135; Rule 20(1))

Form 1 is used for an ordinary application, a convention application (section 135), a PCT national phase application (rule 20(1)), and a divisional or a patent of addition (section 54). Every application is for one invention only, in the prescribed form, filed in the patent office (section 7(1))...

6 min read23 Mar 2026
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Patent

Patent Renewal -- Annual Fees and Restoration After Lapse

Complete guide to patent renewal under Indian IP law. Process, documents, fees, enforcement, latest amendments. Updated March 2026.

5 min read23 Mar 2026