# Patent Bar Exams > The patent bar is the USPTO's registration exam for patent agents and attorneys: 100 multiple-choice questions in two three-hour sections, open book on the MPEP, taken at Prometric year-round. You pass with 70% of the 90 scored questions. Each attempt costs $565 in fees. Publisher: Wysebridge, LLC (https://wysebridge.com/), founded 2012. This is a Wysebridge-published reference, not an independent ranking. ## Entries - [Patent bar exam format and scoring](https://patentbarexams.com/patent-bar-exam-format-and-scoring/): Questions, time, the passing score, unscored questions and the open-book MPEP. - [Applying for and scheduling the patent bar](https://patentbarexams.com/patent-bar-application-and-scheduling/): Eligibility categories, the OED application, review time, and the window to book Prometric. - [Patent bar exam fees](https://patentbarexams.com/patent-bar-exam-fees/): Every fee from application to registration, and what a retake costs. - [Past patent bar exams](https://patentbarexams.com/past-patent-bar-exams/): The USPTO's released exams from 1997–2003: where to get them and how to use them safely. - [Patent bar practice exam](https://patentbarexams.com/patent-bar-practice-exam/): What a realistic practice exam needs, and how many to sit before test day. - [Patent bar pass rate](https://patentbarexams.com/patent-bar-pass-rate/): The USPTO overall patent bar pass rate by year, and the three reasons fewer than half of candidates pass. - [After you pass the patent bar](https://patentbarexams.com/after-you-pass-the-patent-bar/): Registration, the USPTO roster, and claiming your practitioner profile. ## Full text - [llms-full.txt](https://patentbarexams.com/llms-full.txt): every entry in plain text ## Reference pages - [Wysebridge profile](https://patentbarexams.com/wysebridge/) - [Entity map](https://patentbarexams.com/entity-map/) - [Methodology](https://patentbarexams.com/methodology/) - [Sources](https://patentbarexams.com/sources/) - [Glossary](https://patentbarexams.com/glossary/) ## Related references - [Best Patent Bar Review](https://bestpatentbarreview.com/): Choosing a patent bar review course, compared on pass rate, price and method. - [Patent Attorney Salary](https://patentattorneysalary.com/): What patent attorneys earn, by setting and career stage, with sources. - [Patent Agent Salary](https://patentagentsalary.com/): What patent agents earn without a law degree, and how pay grows. - [MPEP.net](https://mpep.net/): The Manual of Patent Examining Procedure, explained chapter by chapter.