Patent Filing in Mexico
File your PCT national phase application in Mexico with the Mexican Institute of Industrial Property (IMPI) 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 Mexico?
Enter the earliest priority date of your PCT application (or the international filing date if there is no priority).
Patent filing in Mexico: key facts
Reinstatement of rights (Rule 49.6) not permitted; restoration of the right of priority not accepted (Rules 49ter.1 and 49ter.2).
Inventors, SMEs, public or private higher education institutions and public sector scientific or technological institutions pay 50% of the applicable fees (and…
20 years from the international filing date
Due after grant, in five-year blocks (years 1 to 5, 6 to 10, and so on).
Utility model protection is available.
Yes
Official fees for patent filing in Mexico
Filing in several countries? Compare fees with other countries →
Standard official fees (general)
From the WIPO PCT Applicant's Guide, updated 4 December 2025. Amounts in MXN. Your exact fees depend on your application: use the calculator above.
| Fee | Amount | Notes |
|---|---|---|
| Filing fee (patents), national phase entered under PCT Article 22 | MXN 3,147 | Plus 16% national tax |
| Filing fee (patents), national phase entered under PCT Article 39(1) | MXN 1,500 | Plus 16% national tax |
| Fee per sheet in excess of 30 (patents) | MXN 61 | Plus 16% national tax |
| Filing fee (utility models), national phase entered under PCT Article 22 | MXN 2,000 | Plus 16% national tax |
| Filing fee (utility models), national phase entered under PCT Article 39(1) | MXN 1,350 | Plus 16% national tax |
| Fee per sheet in excess of 30 (utility models) | MXN 61 | Plus 16% national tax |
Fee reductions: Inventors, SMEs, public or private higher education institutions and public sector scientific or technological institutions pay 50% of the applicable fees (and 50% of technical information fees).
National phase entry requirements
Time limit
30 months from the priority date (Articles 22(1) and 39(1)(a)); same for Chapter I and II
Translation
If the filing fee is paid and a copy provided within the time limit, the translation may be filed within two months after expiry. Under Article 22: description, claims (as amended, with any Article 19 statement), text matter of drawings, abstract. Under Article 39(1): description, claims, text matter of drawings, abstract (amended parts only as amended by the IPER annexes).
Late entry and reinstatement
Reinstatement of rights (Rule 49.6) not permitted; restoration of the right of priority not accepted (Rules 49ter.1 and 49ter.2).
Agent and power of attorney
Required if the applicant is not resident in Mexico; agent must be a Mexican resident, appointed by simple power of attorney signed before two witnesses.
Special requirements of the office
- Document evidencing the entitlement to apply for the patent (may be satisfied by a Rule 4.17 declaration)
- Instrument of assignment if the national and international applicants differ (certified copy or originally signed)
- Appointment of an agent if the applicant is not resident in Mexico
Other information
- Copy of the international application required only if not received from the IB (e.g. early start)
- Colour drawings accepted only when black-and-white cannot show what is needed
- Fees paid in MXN through a person with an address in Mexico
- Annex MX.I: priority claim fee 1,066.17 MXN per priority; annual fees
- Substantive examination without request or fee
Source: WIPO PCT Applicant's Guide, national chapter, updated 4 December 2025.
What you need to file in Mexico
A power of attorney is required.
An assignment document is required.
Filing requirements in detail
| Extension of the filing deadline | No |
|---|---|
| Late translation allowed | Yes/USD 56 (official) |
| Amendments at entry | Yes/( USD 50 (Official) + USD 170 (Professional) |
| Article 19 amendments | Possible |
| Chapter II / Article 34 amendments | Possible |
| Power of attorney | Yes |
| POA formalities | Simple signed |
| Assignment | Yes |
| Assignment / certificate of incorporation formalities | Not required |
| PPH fee | 650 |
Patent filing in Mexico: questions
What is the deadline for PCT national phase entry in Mexico?
30 months from the earliest priority date.
Can I enter the national phase in Mexico after the deadline?
Reinstatement of rights (Rule 49.6) not permitted; restoration of the right of priority not accepted (Rules 49ter.1 and 49ter.2).
In which language must the application be filed in Mexico?
Spanish. If the filing fee is paid and a copy provided within the time limit, the translation may be filed within two months after expiry. Under Article 22: description, claims (as amended, with any Article 19 statement), text matter of drawings, abstract.
Do I need a local patent attorney in Mexico?
Required if the applicant is not resident in Mexico; agent must be a Mexican resident, appointed by simple power of attorney signed before two witnesses.
Is a power of attorney needed, and must it be legalized?
A power of attorney is required.
Are there official fee reductions in Mexico?
Inventors, SMEs, public or private higher education institutions and public sector scientific or technological institutions pay 50% of the applicable fees (and 50% of technical information fees).
Is utility model protection available in Mexico?
Utility model protection is available.
How much does patent filing in Mexico 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.
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