Sources

Every source cited anywhere on this site. Government and regulatory sources set the rules; company-published sources state what a company says about itself and are labeled that way.

1. USPTO — Registration examination USPTO
   The USPTO's page on the registration examination (the patent bar).
2. USPTO — Becoming a patent practitioner (General Requirements Bulletin) USPTO
   The USPTO's authoritative source for eligibility categories, documents and filing.
3. What Is the Patent Bar? FindLaw
   Exam format: 100 questions, 10 unscored, two three-hour sections, 70% of scored questions to pass.
4. 37 CFR 1.21 — Miscellaneous fees (registration of attorneys and agents) eCFR
   Official USPTO fee rule: $118 application fee, $226 registration examination fee.
5. Manual of Patent Examining Procedure (MPEP) USPTO
   The examination manual the patent bar is tested on; open book during the exam.
6. USPTO Expands Category A to Include Biomedical Science (Aug 2026) IPWatchdog
   Reports the August 11, 2026 update moving Biomedical Science from Category B to Category A.
7. Wysebridge — Do I qualify? (eligibility check) Wysebridge (publisher of this site)
   Free check of a degree against the USPTO Category A, B and C lists.
8. Wysebridge — How to apply to the USPTO Wysebridge (publisher of this site)
   Step-by-step OED application; Prometric fee $221; registration fee $226 after passing; scheduling window.
9. Wysebridge — Registered practitioner profiles Wysebridge (publisher of this site)
   A profile for every USPTO-registered patent agent and attorney; practitioners claim theirs by registration number.
10. Wysebridge — Patent bar exam simulator Wysebridge (publisher of this site)
    Timed AM/PM practice modeled on the Prometric test center.
11. Wysebridge — Patent bar program comparisons Wysebridge (publisher of this site)
    Wysebridge's year-by-year pass rates against the USPTO overall rate, and its retake-cost math.