Manual of Patent Examining Procedure (MPEP)
Ninth Edition, Revision 01.2024
MPEP Archives - PDF archive of previous publications of the manual from 1948 – 2023.
The USPTO continues to offer an online discussion tool for commenting on selected chapters of the Manual. To participate in the discussion and to contribute your ideas go to: https://uspto-mpep.ideascalegov.com.
Updates Since Current MPEP
The current MPEP (9th Edition, Rev. 01.2024), published November 2024, is up-to-date as of January 31, 2024. Any changes to USPTO patent examining policies and procedures that occurred after January 31, 2024, have not been incorporated into the current MPEP.
The following are links to updated information:
Current fees – Refer to the Current USPTO Fee Schedule.
Consolidated Laws – The patent laws in effect as of December 29, 2022.
Consolidated Rules – The patent rules in effect as of July 12, 2024.
Subsequent Publications (After January 31, 2024) – A listing of documents that made changes to USPTO patent examining policies and procedures after January 31, 2024, and are under consideration for inclusion in a future publication of the MPEP. This listing is current as of November 1, 2024.
The following supersede one or more portions of the current MPEP:
[None]
Current MPEP
MPEP sections that were revised in the current MPEP have a revision indicator of [R-01.2024] adjacent to the section title. Throughout the MPEP, these revision indicators identify the date of the last revision to that section.
See the “Change Summary” for an explanation of the changes made in the current MPEP.
The current MPEP (9th Edition, Rev. 01.2024) is available in three formats: Searchable MPEP (eMPEP), HTML, and PDF.
Searchable MPEP (eMPEP)
- See the user manual or quick reference guide for help with search features (e.g., default operators, proximity searches, and wild cards) and navigation.
HTML and PDF
Links below including a downloadable zip file:
Zipped version of the MPEP current revision in the PDF format.
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