Klarquist News & Insights

One facet of the § 101 patent-eligibility analysis looks at preemption. The preemption analysis goes back decades to Supreme Court jurisprudence and excludes from patentable subject matter a claim that recites an abstract idea that preempts substantially all uses of that idea in the claim’s technical field. This Amici brief, filed October 26, 2016, seeks […]

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On October 17, in a precedential opinion, the Federal Circuit affirmed summary judgment granted by Judge Maxine M. Chesney, USDC, Northern District of California, invalidating under Section 101 claims of three Synopsys, Inc. patents. The claims are directed to “the abstract idea of: translating a functional description of a logic circuit into a hardware component […]

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Klarquist recently filed an amici brief on behalf of four of the country’s most prominent financial services member organizations in support of a certiorari petition seeking Supreme Court review of patent venue law. The companies are asking the Supreme Court to follow its longstanding precedent limiting where patent suits may be filed and reject the […]

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On October 11, the Federal Circuit affirmed a PTAB decision finding Synopsys Inc. memory synthesis patent claims obvious. Synopsys had alleged infringement of the claims by Mentor Graphics Corporation, as part of a lawsuit filed late 2012 in N.D. Cal. The Court stayed that part of the case when the PTAB granted Mentor’s petition for […]

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Klarquist is pleased to be a founding member of the PTAB Bar Association. The PTAB Bar Association is a collaboration of about 45 law firms that is dedicated to preserving and promoting the highest professional and ethical standards among lawyers and stakeholders who appear before the Patent Trial and Appeal Board (PTAB) of the United […]

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Klarquist is proud to celebrate its 75th anniversary today. Our firm was founded by solo practitioner, Elmer A. Buckhorn, who logged the firm’s first patent matter on August 26, 1941. By 1947, business had increased enough that a second partner, Orme Cheatham, joined the firm, and by the end of the 1950s the firm had five partners, […]

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Below is a link to an article written by Klarquist’s John Vandenberg concerning current issues in patent claim construction. In the article, titled “We Need Another Phillips To Explain ‘Plain Meaning’ Patent Claim Construction,” John covers four questions about “plain meaning” construction on which the Federal Circuit is divided or the Federal Circuit appears to have […]

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