MPEP appendices

Answer in brief

The MPEP's appendices reprint the law it applies: Appendix L is the patent statute (35 U.S.C.), Appendix R the patent rules (37 C.F.R.), Appendix T the Patent Cooperation Treaty, Appendix AI the PCT administrative instructions, and Appendix P the Paris Convention.

The appendices

Appendix	Contents
II	List of decisions cited
L	Patent laws (35 U.S.C.)
R	Patent rules (37 C.F.R.)
T	Patent Cooperation Treaty
AI	Administrative Instructions under the PCT
P	Paris Convention

Sources for this entry

Manual of Patent Examining Procedure (MPEP) USPTO
The examination manual the patent bar is tested on; open book during the exam.
Wysebridge MPEP Center Wysebridge (publisher of this site)
The full MPEP (9th Ed., Rev. 01.2024) free to read, with Wysebridge's estimated patent bar weight for each chapter.

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MPEP.net. “MPEP appendices.” Wysebridge Reference. Content reviewed 9 November 2026.
https://mpep.net/mpep-appendices/