Official USPTO Reference
The USPTO Office of Enrollment and Discipline officially designates the reference materials below as the source for all Registration Examination questions and answers.
Check regularly for updates
Applicants should regularly verify the source materials as they may be revised during their examination window. Always confirm the current materials at USPTO.gov.
Official source materials — effective September 24, 2025
Ninth Edition, Revision 01.2024 · Published November 2024
The primary reference for all exam questions. All 100 questions are sourced from MPEP content. During the actual exam, a digital copy of the MPEP is accessible within the testing environment.
November 2019
Covers practice before the Patent Trial and Appeal Board (PTAB) — including inter partes review (IPR), post-grant review (PGR), and covered business method (CBM) proceedings.
Federal Register, April 3, 2013
Final rules governing practitioner conduct, representation, and discipline under 37 C.F.R. Part 11. Tested in ethics questions on the exam.
USPTO Notice
Covers PPH fast-track examination programs with participating offices. May appear in questions about international prosecution procedures.
While studying, all external links in the reference materials are active and usable. However, during the actual examination at a Prometric test center, all external links will be redacted and replaced with the following format:
Unredacted (during study)
…also added to the list of patents extended under 35 U.S.C. 156, a copy of which is posted on the USPTO website (www.uspto.gov) and which is also available in the "Patent Term Extension (Restoration)" section of the electronic FOIA Reading Room of USPTO's website at www.uspto.gov/ip/boards/foia_rr/resources/patents/pte.jsp.
Redacted (during exam)
…also added to the list of patents extended under 35 U.S.C. 156, a copy of which is posted on the USPTO website ([External URL (link) Disabled]) and which is also available in the "Patent Term Extension (Restoration)" section of the electronic FOIA Reading Room of USPTO's website at [External URL (link) Disabled].
This means exam strategy should focus on knowing the content of MPEP sections — not on following external links during the test.
Current MPEP Edition
Ninth Edition
Revision 01.2024
Published November 2024
Access MPEP online →Available free at USPTO.gov
Wysebridge coverage
Wysebridge tracks every MPEP revision. Our content reflects the MPEP 9th Ed., Rev. 01.2024.