Patent Filing in Croatia
File your PCT national phase application in Croatia with the State Intellectual Property Office (Croatia) through AnalystIP, within 31 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 Croatia?
Enter the earliest priority date of your PCT application (or the international filing date if there is no priority).
Patent filing in Croatia: key facts
Reinstatement of rights permitted under the 'due care' criterion; fee 106.18 EUR.
Filing, examination, publication and maintenance fees reduced by 50% where the applicant is also the inventor.
20 years from the international filing date
Official fees for patent filing in Croatia
Filing in several countries? Compare fees with other countries →
Standard official fees (general)
From the WIPO PCT Applicant's Guide, updated 1 December 2025. Amounts in EUR. Your exact fees depend on your application: use the calculator above.
| Fee | Amount | Notes |
|---|---|---|
| Filing fee (patents): up to 30 sheets and 10 claims | EUR 159.27 | |
| Filing fee (patents): for each additional sheet | EUR 0.66 | |
| Filing fee (patents): for each additional claim | EUR 1.33 | |
| Filing fee (utility models): up to 30 sheets and 10 claims | EUR 100.87 |
Fee reductions: Filing, examination, publication and maintenance fees reduced by 50% where the applicant is also the inventor. Filing fee reduced by 50% for electronic filing (or paper application supplemented with a conforming electronic carrier).
National phase entry requirements
Time limit
31 months from the priority date (Articles 22(3) and 39(1)(b)); same for Chapter I and II
Also available through the European Patent Office (31 months).
Translation
Under Article 22: description, claims (only as amended, with any Article 19 statement, if amended), 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 permitted under the 'due care' criterion; fee 106.18 EUR. Request within the earliest of three months after removal of the cause or 12 months after the missed time limit; omitted act must be completed. Restoration of the right of priority (Rule 49ter.2) accepted under 'due care' (fee 26.54 EUR).
Agent and power of attorney
Required (by power of attorney) if the applicant is not resident in Croatia; foreign applicants may perform certain acts (filing, priority copies, fee payment) without a representative but must give a correspondence address in Croatia.
Special requirements of the office
- Appointment of an agent if the applicant is not resident in Croatia
- Instrument of assignment if the applicant changed after filing and the change is not reflected in an IB notification (Form PCT/IB/306)
- Documents proving a name change after filing not reflected in an IB notification
Other information
- Patents and utility models available; European patent via EP
- Annex HR.I other fees: request for substantive examination 265.45 EUR; publication fee 21.24 EUR; specification issuing fee 39.82 EUR; maintenance fees 3rd-20th year 34.51 to 915.79 EUR; late payment surcharge 100%
- Substantive examination request within six months after publication of the search report
- Annual fees due from the third anniversary of the international filing date, six-month grace with 100% surcharge
- Inventor may be named later; Office invites within two months
- Colour drawings accepted for filing but not processed in colour
Source: WIPO PCT Applicant's Guide, national chapter, updated 1 December 2025.
Patent filing in Croatia: questions
What is the deadline for PCT national phase entry in Croatia?
31 months from the earliest priority date.
Can I enter the national phase in Croatia after the deadline?
Reinstatement of rights permitted under the 'due care' criterion; fee 106.18 EUR. Request within the earliest of three months after removal of the cause or 12 months after the missed time limit; omitted act must be completed. Restoration of the right of priority (Rule 49ter.2) accepted under 'due care' (fee 26.54 EUR).
In which language must the application be filed in Croatia?
Croatian. Under Article 22: description, claims (only as amended, with any Article 19 statement, if amended), 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).
Do I need a local patent attorney in Croatia?
Required (by power of attorney) if the applicant is not resident in Croatia; foreign applicants may perform certain acts (filing, priority copies, fee payment) without a representative but must give a correspondence address in Croatia.
Are there official fee reductions in Croatia?
Filing, examination, publication and maintenance fees reduced by 50% where the applicant is also the inventor. Filing fee reduced by 50% for electronic filing (or paper application supplemented with a conforming electronic carrier).
How much does patent filing in Croatia 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 Croatia with AnalystIP
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