Short answer
70%, which is 63 of the 90 scored questions.
Patent Bar Eligibility
Applicants qualify under Category A (a bachelor’s degree in a listed subject such as engineering, biology, chemistry or computer science), Category B (enough science or engineering credits) or Category C (practical engineering or scientific experience, such as passing the FE exam).
USA Patent Bar Exam: Quick Facts
- Administered by
- USPTO (OED)
- Questions
- 100 (90 scored)
- Time
- 6 hours (two 3-hour sessions)
- Passing
- 70%
- Reference
- Electronic MPEP provided
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Disclaimer: This guide is for general information and is not legal advice. Bar admission rules vary by jurisdiction. Always confirm dates, fees and requirements with your state’s bar admission authority. Read our editorial policy.