Request for Extension of Time (Form 4) (India) by Indian Patent Office

Open Legal LibraryUpdated 12 Oct 2026

This document is an official form used in India to request an extension of time for various procedures under the Patents Act. It allows patent applicants or their agents to specify the duration of the extension needed and provide the underlying reasons for the request.

FORM 4

THE PATENTS ACT, 1970

(39 of 1970)

and

THE PATENTS RULES, 2003

REQUEST FOR EXTENSION OF TIME

[See sections 53(2), and 142 (4); rules 13(6), 24B(6), 24C(11) and 80(1A), 130]

1. Name of the applicant

I/We... ... ... hereby request for extension of time for ...months(s) under section/rule...in connection with my/our/application/Patent No... The reasons for making the request are as follows:- ... ... Dated this...day of ...20...

2. To be signed by the applicant or his authorized registered patent agent

Signature (...)

3. Name of the natural person who has signed

To The Controller of Patents, The Patent Office, at...

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About this template

What is this template?

This is a statutory filing used specifically for the Indian Patent Office to seek extra time for procedural steps. It is not an application for a patent itself or a request for examination, but a supplementary form to address missed or upcoming deadlines.

When should you use it?

Use this form when a deadline under the Patents Rules 2003 is approaching and the statute permits an extension; use Form 1 instead for a new patent application.

What's inside

ClauseNameWhat it does
Form 4Request for ExtensionThe applicant requests a specific number of months of additional time under a cited section or rule.
ReasonsReasoningThe applicant provides a written explanation justifying why the extension of time is necessary for the patent application.

Who it's for

  • an applicant needing to extend a deadline under Section 53(2) or 142(4) of the Indian Patents Act
  • a registered patent agent filing a request for additional months on behalf of a client

How long it runs and how it's signed

How long
Used once
Signed by
applicant or authorized registered patent agent
Witness
Not required
Notarisation
Not required
Also needed
file with the Controller of Patents

Law it's drafted under

Governed by
THE PATENTS ACT, 1970
Governed by
THE PATENTS RULES, 2003
Refers to
Section 53(2)
Refers to
Section 142(4)
Refers to
Rule 130
Jurisdiction
India
Document info
PDF document. Document created on Fri Jun 26th, 2026. Last updated on Mon Oct 12th, 2026.
This document is public
Licensed under CC BY 4.0 (Attribution).
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