Foreign Filing License in India: What It Is and Why It Matters for Patent Applicants
Introduction : An inventor in Bengaluru, a start-up in Pune, a multinational R&D centre in Hyderabad: each of them, sooner or later, faces the same question. Can we file this patent abroad? The intuitive answer is yes, of course. The legally correct answer is no, not before clearing Section 39 of the Indian Patents Act, 1970. That provision conditions every foreign filing (PCT included) by an India-resident applicant on one of two things. Either an Indian application has been on file for at least six weeks, or the applicant has first obtained a written permission called the Foreign Filing Licence (FFL) from the Indian Patent Office.
The reason this matters is that the downside of getting it wrong is unusually steep. A corresponding Indian application can be deemed abandoned. A patent already granted can be revoked. The individuals behind the filing can attract criminal liability. What looks like a procedural box-tick is, in reality, a compliance step with civil and penal teeth. This blog walks through the FFL regime, covering what it is, when it is triggered, how the application works, and the consequences of slipping up, in language that an inventor or in-house counsel can act on without first having to decode the statute.
Legal Provisions
The FFL regime rests on a small cluster of statutory provisions, each doing a distinct job. Read together, they define who is caught, how the rule is administered, and what happens when it is breached.
Section 39 of the Patents Act, 1970
Section 39, titled “Residents not to apply for patents outside India without prior permission,” is the centre of gravity. Sub-section (1) prohibits a person resident in India from making, or causing to be made, a patent application outside India unless two conditions are satisfied. First, an application for the same invention has been filed in India not less than six weeks earlier. Second, either no secrecy direction under Section 35(1) is in force, or any such direction has been revoked. Sub-section (2) obliges the Controller to dispose of every FFL application within the prescribed period. Sub-section (3) carves out an exception: the section does not apply where the first filing for the invention was made outside India by a person resident outside India.
Section 35: The Secrecy Filter
Where an invention appears relevant to defence or atomic energy, Section 35 empowers the Controller to issue secrecy directions. The moment such a direction is in force, the applicant cannot publish the application, communicate the invention, or file it abroad. Both compliance routes under Section 39, the six-week wait and the FFL, are therefore blocked until the direction is revoked. For applicants in sensitive sectors, this is a strategic variable that has to be priced in from the start.
Sections 40 and 64: The Civil Sting
The civil consequences are spelled out in Section 40. An application filed in contravention of Section 39 (or Section 35) is deemed to have been abandoned. Where a patent has already been granted on the basis of such a filing, Section 64 exposes it to revocation. Revocation is not self-executing; it requires a petition, typically under Section 64(1) before the High Court or by way of counter-claim in an infringement suit. The exposure nonetheless tends to surface at the worst possible moments, during opposition, during litigation, or in the diligence stage of a transaction.
Sections 118 and 124: The Criminal Bite
Section 118 makes contravention of Section 39 a criminal offence, punishable with imprisonment for a term that may extend to two years, or with fine, or with both. Section 124 extends this liability to companies. Where the contravention is by a company, every person who was in charge of, and responsible to the company for, the conduct of its business is also liable, unless they prove the offence was committed without their knowledge or that they exercised all due diligence. The criminal consequence is in addition to, not in place of, the civil consequences of abandonment and revocation.
Rule 71 of the Patents Rules, 2003, and Form 25
Rule 71 prescribes a 21-day disposal period for FFL requests filed in Form 25 (“Request for Permission for Making Patent Application Outside India”). For inventions relating to defence or atomic energy, the 21 days run only from the date the Central Government’s consent is received, and no statutory upper limit applies to that consent process. Form 25 is filed electronically through the IP India portal, together with the prescribed fee under the First Schedule.
Legal Analysis
What an FFL Actually Is : Strip away the procedural language and an FFL is a written permission from the Indian Patent Office that lets a person resident in India file a patent application outside India. Section 39 of the Act and Rule 71 of the Patents Rules, 2003, govern it. The policy rationale is essentially one of screening. India wants to examine inventions, particularly those with defence or atomic-energy relevance, before they are disclosed abroad. In practical terms, an India-resident applicant who wants to be the first to file on an invention abroad (or via the PCT) has to clear either the six-week domestic wait or the FFL process.
Who Counts as “Resident in India”?
Here is the first wrinkle. The Patents Act does not define “resident in India.” In practice, practitioners lean on the Income-tax Act, 1961, under which an individual is resident in a financial year if they are in India for 182 days or more in that year, or for 60 days or more in that year and 365 days or more in the preceding four years. Companies incorporated in India, and other entities whose control and management is wholly situated in India, are also treated as resident. But this is an interpretive aid, not a binding definition under patent law. The question ultimately turns on the facts of each case.
When Does the Requirement Trigger?
The trigger points are narrower than they first appear, but they catch more situations than applicants often expect. Four scenarios cover most of the ground:
- Resident applicant or inventor : Whenever any applicant or inventor is an India resident and the invention is to be filed abroad before six weeks have elapsed from an Indian filing, the FFL is mandatory. There is no workaround.
- Invention made in India, even by a foreign entity : The place where the invention was made matters as much as the inventor’s address. If the inventive work was done in India, an FFL is required before any foreign filing, irrespective of who owns the application. Even a short period of India residency during conception or reduction to practice can trigger the requirement, a fact-specific enquiry.
- PCT international applications : A PCT filing is treated as a foreign application even when the IPO acts as Receiving Office. The Delhi High Court confirmed this in Puneet Kaushik v. Union of India, holding that a PCT request from India triggers Section 39 and that the IPO cannot process it without an FFL or six-week compliance. The practical upshot is that compliance with Section 39 must come before filing the PCT request, not after.
- No FFL needed : Where all inventors and applicants are non-resident and the invention was not made in India, Section 39 does not apply at all. The applicant is free to file abroad without any permission.
Two Routes to Compliance
Section 39 effectively gives the applicant two doors, and the right one depends on timeline and commercial priorities.
The six-week route : File in India first (provisional or complete), wait out six weeks from the Indian filing date, and, provided no secrecy direction is alive, proceed to file abroad without any separate permission. The appeal is simplicity and cost: no Form 25, no separate fee, and the Indian filing doubles as a priority anchor for foreign claims. The drawback is patience. In fast-moving technology sectors, six weeks can be a real constraint.
The FFL route : Where speed is critical, or where the applicant does not wish to file in India at all, Form 25 is the way through. It is faster in terms of when the foreign filing can happen, but it brings its own process, fee, and dependence on the Controller’s 21-day disposal window.
How the FFL Application Works in Practice
The request is filed in Form 25, electronically through the IP India portal, together with the prescribed First Schedule fee. Drawing on current practice and Rule 71, an applicant typically needs to assemble:
- Form 25 with the prescribed fee paid;
- A disclosure of the invention: title, brief description, and drawings where applicable;
- Name and address of each inventor and applicant who is resident in India;
- Names of co-inventors who are not India residents;
- Name and address of any assignee, where rights have been assigned;
- The countries where the applicant intends to file;
- A brief justification for seeking the FFL; and
- A Power of Attorney, where a patent agent is appointed.
The Controller is required to dispose of the request within 21 days under Rule 71. But this is a disposal deadline, not a deemed-grant provision. If the 21 days pass without a response, the applicant must not assume permission has been granted. Filing abroad without explicit written permission is itself a contravention of Section 39. For inventions relating to defence or atomic energy, the Controller cannot grant the FFL without the prior consent of the Central Government, and the 21-day period runs only from the date such consent is received. That can stretch the timeline considerably, with no statutory outer limit to plan around.
Case Laws
Puneet Kaushik & Anr. v. Union of India : Puneet Kaushik & Anr. v. Union of India, W.P. (C) No. 1631 of 2013, the petitioners challenged the refusal of the IPO to process a PCT application without an FFL. The Delhi High Court upheld the IPO’s position, holding that a PCT international application filed from India is a “foreign application” for the purposes of Section 39, and that the IPO cannot process such an application without an FFL or six-week compliance. The decision closes off any argument that the PCT route somehow bypasses Section 39. Compliance must come first, and the burden sits with the applicant.
Practical Implications
The Civil Fallout of Non-Compliance : Under Section 40, an application for a patent made in contravention of Section 39 is deemed to have been abandoned. Where a patent has already been granted on the strength of such a filing, it becomes liable to revocation under Section 64. Revocation is not automatic; it requires a petition. But the risk is serious and tends to surface years later, during opposition, litigation, or transactional diligence. A single oversight at the filing stage can therefore unwind years of portfolio investment, which is why the FFL check belongs at the very top of any foreign filing checklist.
The Criminal Fallout of Non-Compliance
Under Section 118, a person who contravenes Section 39 is punishable with imprisonment for a term that may extend to two years, or with fine, or with both. Where the contravention is by a company, Section 124 extends liability to every person who was in charge of, and responsible to the company for, the conduct of its business, unless they prove the offence was committed without their knowledge or that they exercised all due diligence. The criminal consequence is additional to the civil consequences of abandonment and revocation, a reminder that Section 39 is a penal provision with real teeth, not a soft regulatory nicety.
Choosing Between the Two Routes
For most applicants, the six-week route is the path of least resistance. No separate paperwork, no fee, and a built-in priority date. It works where the timeline allows. Where speed is critical, say for a transaction closing window, a fundraising round that needs foreign priority, or a fast-moving technology space, the FFL route via Form 25 is the better fit, but the applicant has to budget for the 21-day disposal window and the possibility of delay. For anything touching defence or atomic energy, the Central Government’s consent process is unpredictable and untethered to a statutory cap, so substantial lead time should be built into the calendar. Across every scenario, the safest habit is to wait for the written FFL before any foreign filing. Never assume, never file on hope.
A Quick Decision Flow
Most questions resolve with a short mental checklist. First, is any inventor or applicant resident in India, or was the invention made in India? If not on both counts, no FFL is needed and the applicant is free to file abroad. Second, if yes, can the applicant tolerate a six-week wait after an Indian filing? If yes, the six-week route is available, subject to no secrecy direction being in force. Third, if speed is essential or no Indian filing is desired first, Form 25 is the route, but the applicant must wait for the Controller’s written permission. Finally, where the invention touches defence or atomic energy, plan for the Central Government’s consent and pad the timeline generously. Running through this flow at the outset of any foreign filing decision will, in the great majority of cases, point to the compliant route.
Conclusion
Section 39’s Foreign Filing Licence requirement is one of those compliance steps that is easy to overlook and expensive to get wrong. For an applicant resident in India, or where the invention was made in India, the choice is binary: file in India first and wait six weeks, or obtain an FFL before going abroad. The downside of slipping up is not merely administrative. It runs from deemed abandonment of the Indian application, to revocation exposure for granted patents, to criminal liability for the individuals responsible. Understanding the scope of Section 39, the mechanics of Rule 71 and Form 25, and the practical timelines involved allows applicants to shape a global filing strategy that is both efficient and fully compliant. The rule is simple in concept but unforgiving in application, and a short decision-flow at the start of each filing will, more often than not, keep the serious downstream risks at bay.
Author:- Kaustubha Dixit, in case of any queries please contact/write back to us at support@ipandlegalfilings.com or IP & Legal Filing.
References
- The Patents Act, 1970, No. 39, Acts of Parliament, 1970, § 39 (India), https://ipindia.gov.in/writereaddata/Portal/ev/Patents_Act_1970_28032023.pdf.
- The Patents Rules, 2003, G.S.R. 441(E), r. 71 (India), https://ipindia.gov.in/writereaddata/Portal/IPOGuidelinesManuals/Patents_Rules_2003_as_amended_upto_2024.pdf.
- The Patents Act, 1970, § 35 (India).
- The Patents Act, 1970, § 40 (India).
- The Patents Act, 1970, § 64 (India).
- The Patents Act, 1970, § 118 (India).
- The Patents Act, 1970, § 124 (India).
- Puneet Kaushik & Anr. v. Union of India, W.P. (C) No. 1631 of 2013 (Del. H.C.).
- The Income-tax Act, 1961, § 6 (India).
- Form 25, The Patents Rules, 2003 (India), https://ipindia.gov.in/form-and-fees.htm.
- Intellectual Property India, Comprehensive e-Filing Services, https://ipindia.gov.in/.