What is a threshold issue in a patent interference?

A threshold issue in a patent interference is a critical concept that can potentially end the proceeding early. The MPEP 2301.02 defines it as follows: “Threshold issue means an issue that, if resolved in favor of the movant, would deprive the opponent of standing in the interference. Threshold issues may include: (1) No interference-in-fact, and…

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How is a patent interference defined and administered?

Patent interference is a specific type of contested case before the Patent Trial and Appeal Board. The MPEP 2301.02 provides the following definition and administration guidelines: “A patent interference is a contested case subject to the procedures set forth in subpart D of this part.” Furthermore, regarding the administration of patent interferences: “Patent interferences shall…

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What is a count in a patent interference proceeding?

In patent interference proceedings, a count is a crucial concept. The MPEP 2301.02 defines a count as follows: “Count means the Board’s description of the interfering subject matter that sets the scope of admissible proofs on priority. Where there is more than one count, each count must describe a patentably distinct invention.” In simpler terms,…

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How is constructive reduction to practice defined in patent interferences?

Constructive reduction to practice is a key concept in patent interference proceedings. The MPEP 2301.02 provides the following definition: “Constructive reduction to practice means a described and enabled anticipation under 35 U.S.C. 102(g)(1), in a patent application of the subject matter of a count.” Furthermore, the MPEP introduces the concept of earliest constructive reduction to…

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