File a patent in India — for foreign applicants
PCT national-phase entry and Paris Convention direct filings. We act for US, European, Japanese and Korean applicants and IP firms — drafting, prosecution, FER responses, hearings and grant.
PCT national phase
- 31-month deadline from earliest priority
- Form 1 + 2 + 3 + 5 + 26 filed at IPO
- Verified English translation if PCT not in English
- Voluntary amendments under Section 138(4)
- Examination request (Form 18) within 48 months
Paris Convention direct filing
- 12-month priority window from first filing
- Direct national filing — no PCT route required
- Useful where PCT route was not taken
- Certified priority document required
- Full prosecution to grant
FAQ — patent filing in India
31 months from earliest priority date. No late-entry remedy — the deadline is absolute.
12 months from the priority application.
If the PCT application was filed in English, no translation is needed. Non-English PCT filings require a verified English translation at national phase.
48 months from the earliest priority date. Expedited examination available for applicants from countries that have a bilateral agreement with India and for startups/SMEs.
Form 26 signed by the applicant — no notarization or apostille required. Late filing permitted within 3 months.