When did supplemental examination become available?

Supplemental examination became available on September 16, 2012. This new procedure was introduced as part of the Leahy-Smith America Invents Act (AIA). The MPEP states: “Supplemental examination became available on September 16, 2012, as a result of new section 257 of Title 35, United States Code, which was added by Public Law 112-29, enacted on…

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What is the significance of the term “aggregation” in patent law?

The term “aggregation” in patent law refers to a historical concept that is no longer considered a valid basis for rejecting patent claims. According to MPEP 2173.05(k): “A claim should not be rejected on the ground of ‘aggregation.’” This guidance reflects a shift in patent examination practice. Historically, “aggregation” was used to describe claims that…

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How has pre-AIA 35 U.S.C. 103(c) changed over time?

Pre-AIA 35 U.S.C. 103(c) has undergone several changes: Prior to November 29, 1999: It disqualified prior art under 35 U.S.C. 102(f) or (g) for obviousness determinations if commonly owned. November 29, 1999: Expanded to include prior art under 35 U.S.C. 102(e). December 10, 2004: The CREATE Act further amended it to include subject matter developed…

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When did the rule prohibiting third-party submissions on patent term adjustment take effect?

The rule prohibiting third-party submissions on patent term adjustment has been in effect for patents granted both before and after January 14, 2013. MPEP 2736 states: “For patents granted on or after January 14, 2013, 37 CFR 1.705(d) implements the provisions of 35 U.S.C. 154(b)(4)(B) and provides that no submission or petition on behalf of…

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How has the view on negative limitations in patent claims evolved over time?

The view on negative limitations in patent claims has evolved significantly over time, becoming more accepting. The MPEP 2173.05(i) provides insight into this evolution: “The current view of the courts is that there is nothing inherently ambiguous or uncertain about a negative limitation. […] Some older cases were critical of negative limitations because they tended…

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What replaced the Defensive Publication Program in patent law?

According to MPEP 1513, the Defensive Publication Program was replaced by the Statutory Invention Registration (SIR) Program. Specifically, it states: “Effective May 8, 1985, the Statutory Invention Registration (SIR), 35 U.S.C. 157, and 37 CFR 1.293 – 1.297 replaced the former Defensive Publication Program.“ The SIR Program provided inventors with an alternative way to establish…

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