Quick Statistics:
Number of Pages: 33 pgs
Sections: 2501 – 2595
Brief Summary:
Maintenance fees must be paid on all utility applications filed after December 12, 1980.
Maintenance fees are not required on design or plant patents. The fees are due 3, 7 and 11 years after the patent is issued. The date used for calculating the due dates of the fees varies depending on specific circumstances, however, it is usually the U.S. filing date for the application.
Key Terms:
| Grace Period | Maintenance Fees | Unintentional Delay |
37 CFR (Code of Federal Regulations):
| 37 CFR 1.366 | Submission of maintenance fees. |
| 37 CFR 1.362 | Time for payment of maintenance fees. |