MPEP 2300
Interference and Derivation Proceedings
This is the Ninth Edition of the MPEP, Revision 10.2019, Last Revised in June 2020
Chapter 2300: Interference and Derivation Proceedings
2301: Interference Proceedings
2301.01: Statutory Basis
2301.02: Definitions
2301.03: Interfering Subject Matter
2301.04: Applicability of
2302: Consult an Interference Practice Specialist
2303: Completion of Examination
2303.01: Issuance and Suspension
2303.02: Other Outstanding Issues with Patents
2304: Suggesting an Interference
2304.01: Reserved
2304.01(a): Interference Search
2304.01(b): Obtaining Control Over Involved Files
2304.01(c): Translation of Foreign Benefit Application
2304.01(d): Sorting Claims
2304.02: Applicant Suggestion
2304.02(a): Identifying the Other Application or Patent
2304.02(b): Counts and Corresponding Claims
2304.02(c): Explaining Priority
2304.02(d): Adequate Written Description
2304.03: Patentee Suggestion
2304.04: Examiner Suggestion
2304.04(a): Interfering Claim Already in Application
2304.04(b): Requiring a Claim
2304.04(c): Rejections Based on Disclaimer
2304.05: Common Ownership
2305: Requiring a Priority Showing
2306: Secrecy Order Cases
2307: Action During an Interference
2307.01: Ex Parte Communications
2307.02: Access to Related Files
2307.03: Suspension of Related Examinations
2307.04: Additional Parties to Interference
2307.05: Board Action on Related Files
2307.06: Action at the Board
2308: Action After an Interference
2308.01: Final Disposal of Claims
2308.02: Added or Amended Claims
2308.03: Estoppel Within the Office
2308.03(a): Losing Party
2308.03(b): No Interference-in-Fact
2308.03(c): No Second Interference
2308.04: Office Procedure Following Decision by the U. S. Court of Appeals for the Federal Circuit
2309: National Aeronautics and Space Administration or Department of Energy
2310: Derivation Proceedings
2310.01: Statutory Basis
2310.02: Definitions
2311: Consult a Technology Center Practice Specialist
2312: Board May Assume Jurisdiction
2313: Action Once a Derivation Proceeding is Instituted
2314: Action at the Board
2315: Action After a Derivation Proceeding is Decided