A free, easy-to-use set of calculators for determining U.S. Patent expiration dates, due dates, maintenance fees and U.S. Trademark renewal dates
✔ Works on iPhone, iPod Touch and iPad
✔ Calculates U.S. utility patent expiration date and corresponding maintenance fees and due dates based on the earliest effective filing date, application filing date, issue date and term adjustment if applicable.
✔ Calculates U.S. Trademark continuing use and renewal application dates based on your trademark registration date.
✔ Results can be viewed instantly and sent via email. The SSJR IP Calculator is from renowned Intellectual Property attorneys St. Onge Steward Johnston & Reens LLC.
- iPod Touch