Free patent bar tools
Dates and deadlines cost more points on the patent bar than any single rule. These tools show each step.
USPTO deadline calculator
Reply dates with 1.136(a) extensions and the six-month limit; priority and grace periods; weekends and federal holidays.
Open →Patent bar cheat sheet
Every deadline the exam leans on, with its MPEP section.
Open →Released USPTO exam questions
Older exams the USPTO made public, explained against today's MPEP.
Open →Booking the patent bar
Applying to OED, the 90-day window, Prometric, results and retakes.
Open →Studying for the patent bar?
Practice exam-style questions with worked explanations that cite the MPEP. Free to start, no card needed.
Start practicing free →