Patent renewal platform guides
Step-by-step answers for adding patents and users, tracking renewals and payments, forecasting costs and managing notifications.
Search platform articles
Portfolio management
Managing renewals and payments
Account and users
Notifications and activity
Free tools
Patent renewal fee and deadline calculators
Check renewal fees and deadlines for a real patent or portfolio. All three are free.

Patent Family Renewal Fee Calculator
Official annuity fees for a patent family, from its filing and grant dates.
Calculate fees

Patent Grace Period & Surcharge Checker
See if a late renewal is still payable, and the surcharge. 128 jurisdictions.
Check a deadline

Free IP Renewal Cost Audit
Send us a renewal invoice and get an itemized breakdown of every fee back.
Request a free audit
Help center
More patent renewal guides
Plain definitions of renewal terms, and answers about how our service works.
Track every patent and trademark renewal deadline in one place
Track due dates, fees and instructions for your patents, trademarks and designs. The platform is included with your renewals.
