How are reissue applications examined compared to original applications?

Reissue applications are examined in the same manner as original, non-reissue, non-provisional applications. This is explicitly stated in 37 CFR 1.176, which says that a reissue application, “including all the claims therein, is subject to ‘be examined in the same manner as a non-reissue, non-provisional application.’” This means that examiners will apply the same level…

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What authority does the Patent Trial and Appeal Board have to request additional briefing from appellants?

The Patent Trial and Appeal Board (PTAB) has the authority to request additional briefing from appellants under 37 CFR 41.50(d). This regulation states: “The Board may order appellant to additionally brief any matter that the Board considers to be of assistance in reaching a reasoned decision on the pending appeal.“ This authority allows the Board…

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What happens if a protest is filed in a reissue application related to a patent involved in a pending interference proceeding?

If a protest is filed in a reissue application related to a patent involved in a pending interference proceeding, the reissue application should be referred to the Patent Trial and Appeal Board (PTAB) before any action is taken. As stated in MPEP 1449: “If a protest (see MPEP Chapter 1900) is filed in a reissue…

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What is the definition of “prior art” in patent law?

The term “prior art” in patent law refers to all information that has been made available to the public before a given date that might be relevant to a patent’s claims of originality. This includes existing patents, published patent applications, and other publicly available documents or information. While the MPEP 901 doesn’t provide a direct…

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What is the presumption of validity for patents?

Every issued patent is presumed to be valid under U.S. patent law. This presumption is explicitly stated in MPEP 1701: “Every patent is presumed to be valid. See 35 U.S.C. 282, first sentence.” This presumption of validity is a fundamental principle in patent law. It means that in any legal proceeding challenging a patent’s validity,…

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