What is interference practice and how does it relate to pre-AIA 35 U.S.C. 102(g)?

Interference practice is a legal proceeding used to determine priority of invention between two or more parties claiming the same patentable invention. Pre-AIA 35 U.S.C. 102(g) forms the basis for interference practice. The MPEP states: This section of pre-AIA 35 U.S.C. 102 forms a basis for interference practice. See MPEP Chapter 2300 for more information…

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How does the America Invents Act (AIA) affect the applicability of pre-AIA 35 U.S.C. 102(g)?

The America Invents Act (AIA) significantly changed the U.S. patent system, transitioning from a first-to-invent to a first-inventor-to-file system. This change has important implications for the applicability of pre-AIA 35 U.S.C. 102(g). The MPEP provides guidance on this matter: This MPEP section has limited applicability to applications subject to examination under the first inventor to…

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