How does the USPTO handle claim amendments during copending reexamination and interference?

How does the USPTO handle claim amendments during copending reexamination and interference? The USPTO handles claim amendments carefully during copending reexamination and interference proceedings: Claim amendments in reexamination that affect claims involved in the interference require special consideration. The Central Reexamination Unit (CRU) must consult with the Board of Patent Appeals and Interferences (BPAI) before…

Read More

How is “substantially the same subject matter” determined for pre-AIA 35 U.S.C. 135(b)?

Determining “substantially the same subject matter” for pre-AIA 35 U.S.C. 135(b) is crucial for interference proceedings. The MPEP provides guidance on this determination: “The obviousness test is not the standard for determining whether the subject matter is the same or substantially the same. Rather the determination turns on the presence or absence of a different…

Read More

Can a single count in an interference involve multiple claims?

Yes, a single count in an interference can involve multiple claims. The MPEP 2304.02(b) clarifies this point: “When a count encompasses separate patentable inventions, the examiner should suggest multiple counts.” However, this statement implies that a single count can indeed encompass multiple claims as long as they define the same patentable invention. The examiner’s role…

Read More

How does restriction practice apply to potential interferences?

Restriction practice in the context of potential interferences is addressed in MPEP 2303. The section states: “Potential interferences present an additional situation in which a restriction requirement may be appropriate. Specifically, restriction of interfering claims from non-interfering claims, or from unpatentable claims whose further prosecution would unduly delay initiation of an interference, can be an…

Read More

How are reissue applications treated in the context of interferences?

MPEP 2303 discusses the treatment of reissue applications in interferences: “Applicants sometimes, however, file reissue applications to amend patent claims in response to events occurring in the interference. To maintain parity with other applicants, the Board does not permit reissue applicants to add claims that would not correspond to a count.“ This policy, based on…

Read More