Patent Filing in Cambodia
File your PCT national phase application in Cambodia with the Department of Industrial Property (DIP), Ministry of Industry, Science, Technology and Innovation (MISTI) (Cambodia) through AnalystIP, within 30 months from the priority date. Every requirement below is taken from the WIPO PCT Applicant's Guide and kept up to date by our team.
When is your national phase deadline in Cambodia?
Enter the earliest priority date of your PCT application (or the international filing date if there is no priority).
Patent filing in Cambodia: key facts
Reinstatement of rights (PCT Rule 49.6) permitted under the 'due care' criterion; fee: refer to the Office.
None
20 years from the international filing date
Utility model available: Not Confir
Official fees for patent filing in Cambodia
Filing in several countries? Compare fees with other countries →
Standard official fees (general)
From the WIPO PCT Applicant's Guide, updated November 13, 2025. Amounts in KHR. Your exact fees depend on your application: use the calculator above.
| Fee | Amount | Notes |
|---|---|---|
| Patents: Filing fee | KHR 320,000 | |
| Patents: Claim fee for each claim in excess of 10 | KHR 20,000 | |
| Utility models: Filing fee | KHR 160,000 | |
| Utility models: Claim fee for each claim in excess of 10 | KHR 20,000 |
Fee reductions: None
National phase entry requirements
Time limit
30 months from the priority date (Chapter I, PCT Article 22(1), and Chapter II, PCT Article 39(1)(a))
Translation
Article 22: description, claims (if amended, only as amended), any text matter of drawings, abstract. Article 39(1): description, claims, any text matter of drawings, abstract (if amended, only as amended by the annexes to the IPER).
Late entry and reinstatement
Reinstatement of rights (PCT Rule 49.6) permitted under the 'due care' criterion; fee: refer to the Office. Restoration of the right of priority: effect of restoration by the receiving Office accepted and requests under Rule 49ter.2 accepted; refer to the Office for criteria and fees.
Agent and power of attorney
Required. Any patent attorney or patent agent registered with the Office may act.
Special requirements of the office
- Name and address of the inventor if not in the Request (may be satisfied by a declaration under Rule 4.17); two months from invitation
- Statement justifying the applicant's right to the patent (may be satisfied by a declaration under Rule 4.17); two months from invitation
- Evidence of entitlement to priority where the applicant is not the applicant of the earlier application; two months from invitation
- Document evidencing a change of applicant name after the international filing date; two months from invitation
- Appointment of an agent; within the time fixed in the invitation
- Instrument appointing the agent (authorization or power of attorney)
- Verification of the translation of the international application
Other information
- Copy of the international application required only if the Office has not received it from the International Bureau under Article 20 (e.g. early national phase entry under Article 23(2) or 40(2))
- Colour drawings: refer to the Office
Source: WIPO PCT Applicant's Guide, national chapter, updated November 13, 2025.
What you need to file in Cambodia
A notarized power of attorney, filed within 60 days from the filing date (late filing incurs an extra cost).
Filing requirements in detail
| Late translation allowed | 6 months |
|---|---|
| Annuities at entry | 2nd year |
| Power of attorney | Notarized POA/ Within 60 Dyas from the app. on additional cost. |
Patent filing in Cambodia: questions
What is the deadline for PCT national phase entry in Cambodia?
30 months from the earliest priority date.
Can I enter the national phase in Cambodia after the deadline?
Reinstatement of rights (PCT Rule 49.6) permitted under the 'due care' criterion; fee: refer to the Office. Restoration of the right of priority: effect of restoration by the receiving Office accepted and requests under Rule 49ter.2 accepted; refer to the Office for criteria and fees.
In which language must the application be filed in Cambodia?
Khmer. Article 22: description, claims (if amended, only as amended), any text matter of drawings, abstract. Article 39(1): description, claims, any text matter of drawings, abstract (if amended, only as amended by the annexes to the IPER).
Do I need a local patent attorney in Cambodia?
Required. Any patent attorney or patent agent registered with the Office may act.
Is a power of attorney needed, and must it be legalized?
A notarized power of attorney, filed within 60 days from the filing date (late filing incurs an extra cost).
Are there official fee reductions in Cambodia?
None
Is utility model protection available in Cambodia?
Utility model available: Not Confir
How much does patent filing in Cambodia cost?
The cost is the official fees of the patent office plus professional fees. The standard official fees from WIPO are listed on this page; the calculator works out the exact official fees for your application (pages, claims, applicant type) after a quick email check, and our team sends a full quote on request.
File in Cambodia with AnalystIP
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