How to renew your Patent, Utility Model or Design in Cambodia?
Cambodian Patent Annuities
(The fees were last updated on November 26, 2025. The information is based on the local patent office's database.)
| Patent Year | Official Annuity (KHR) | Patent Year | Official Annuity (KHR) | Patent Year | Official Annuity (KHR) |
| 2nd year | 80000.00 | 9th year | 1040000.00 | 15th year | 2200000.00 |
| 3rd year | 80000.00 | 10th year | 1200000.00 | 16th year | 2440000.00 |
| 4th year | 160000.00 | 11th year | 1400000.00 | 17th year | 2680000.00 |
| 5th year | 400000.00 | 12th year | 1600000.00 | 18th year | 2960000.00 |
| 6th year | 560000.00 | 13th year | 1800000.00 | 19th year | 3240000.00 |
| 7th year | 720000.00 | 14th year | 2000000.00 | 20th year | 3560000.00 |
| 8th year | 880000.00 |
- Cambodia patents are protected for up to 20 years from the filing date. Annual maintenance fees are payable each year beginning from the 2nd year after grant, and the due date is the anniversary of the filing date.
- However, payment may still be made within an additional grace period of 6 months, from the day after the deadline. In this case, late fees equivalent to 2% of the annuity per month will be surcharged. Cambodia Patent Annuities/.
Cambodian Utility Model Annuities
(The fees were last updated on November 26, 2025. The information is based on the local patent office's database.)
| Patent Year | Official Annuity (KHR) | Patent Year | Official Annuity (KHR) |
| 2nd year | 80000.00 | 5th year | 200000.00 |
| 3rd year | 80000.00 | 6th year | 300000.00 |
| 4th year | 120000.00 | 7th year | 400000.00 |
- Annual maintenance fees are payable each year beginning from the 2nd year after grant, and the due date is the anniversary of the filing date.
- However, payment may still be made within an additional grace period of 6 months, from the day after the deadline. In this case, late fees equivalent to 2% of the annuity per month will be surcharged. Cambodia Patent Annuities.
Cambodian Design Annuities
(The fees were last updated on November 26, 2025. The information is based on the local patent office's database.)
| Patent Year | Official Annuity(USD) |
| 6-10th year | 50.00 |
| 11-15th year | 50.00 |
- The renewal fees should be paid every 5 years within the last 6 months of each 5-year protection period.
- However, payment may still be made within an additional grace period of 6 months, from the day after the deadline. In this case, late fees equivalent to 2% of the annuity per month will be surcharged. Cambodia Patent Annuities.