The Eastern District of Texas recently invalidated several patent claims that the court had found indefinite in a separate claim construction ruling in the case Uniloc 2017 v. Samsung. Interestingly, the court found the claim term…
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Despite a refiled case and a subsequent dismissal for ineligible subject matter, plaintiff Data Scape escaped paying attorney fees to defendant Spotify in a recent decision from the Central District of California. Data Scape Lim…
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The Federal Circuit recently upheld a summary judgment of noninfringement based on an undisputed claim construction in Plastic Omnium v. Donghee America.
The dispute centered on manufacturing plastic fuel tanks by blow molding. Pl…
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A district court ruled that the on-sale bar can be triggered by sales by third parties, even if the product is not delivered until after the critical date. In OneSubsea v. FMC, Civil Action No. H-18-2459 (Sept. 24, 2019), the Sout…
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Even without the word “means,” claims can be interpreted as means-plus-function, as demonstrated by the Central District of California in a decision in Limestone Memory Systems v. Micron Technologies. The court interpreted the…
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Two district courts recently came to the opposite conclusion on terminal disclaimers, an important issue in patent portfolio management. In both cases, the plaintiff asserted a patent for which a terminal disclaimer had been filed…
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The interaction of the patent exhaustion doctrine and covenants not to sue was highlighted in a recent opinion from the District of Delaware in Purdue v. Collegium. The court denied Collegium’s motion to dismiss, which was premi…
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Sovereign immunity does not exempt state governments from inter partes review, according to a Federal Circuit decision issued on Friday in Regents of the University of Minnesota v. LSI Corp. The decision extends the Federal Circui…
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The on-sale bar spelled the end for some of Quest Integrity’s patent claims against Cokebusters in a recent Federal Circuit decision. Interestingly, the on-sale bar applied not because of a sale of a claimed invention but becaus…
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The Southern District of Texas issued an interesting Markman ruling in ConocoPhillips v. In-Depth Geophysical. While the court construed most of the claim terms in ConocoPhillips’s favor, In-Depth managed to secure rulings that…
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