Archive | Software Patents

Software Claims Held Patent Eligible

A Northern District of California court has rejected an argument that “a method of executing an instruction” was not patent eligible subject matter.  Nazomi Communications, Inc. v. Samsung Telecommunications, Inc., No. C-10-05545 (N.D. Cal. March 21, 2012).  The representative claim, reproduced below, recited a method by which a Java interpreter could more efficiently access byte […]

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Inequitable Conduct After Therasense Does Not Always Require “But-for” Materiality

Even under the heightened “but-for” materiality standard for proving inequitable conduct in patent prosecution set forth by the Federal Circuit in Therasense, Inc. v. Becton, Dickinson & Co., 649 F.3d 1276, 1287 (Fed. Cir. 2011) (en banc), a pleading would be sufficient that set forth “affirmative egregious misconduct, such as the filing of an unmistakably […]

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Software Patent (and Other) Lessons From Prometheus v. Mayo

In addressing claims directed to medical diagnoses, the Supreme Court’s opinion in Mayo Collaborative Services v. Prometheus Laboratories, Inc. may actually lend some clarity to questions of patentability pertaining to software patents.  True, a clearer understanding of software patentability might not be the most obvious take-away from Prometheus.  And we are still a long way from […]

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Amending Patent Infringement Contentions

When do the results of claim construction proceedings justify a patent plaintiff in amending its infringement contentions?  A court in the Eastern District of Texas allowed the plaintiff to accuse certain software components for the first time following the conclusion of claim construction proceedings.  SSL Services, LLC v. Citrix Systems, Inc., No. 2:08-cv-158-JRG (E.D. Texas […]

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Meeting the Notice Pleading Standard for Patent Infringement

The court in Gradient Enterprises, Inc. v. Skype Technologies S.A, No. 10-CV-6712L (W.D.N.Y. March 13, 2012), addressed the confusion concerning pleading standards in patent infringement actions following the Supreme Court’s decisions in Bell Atlantic Corp. v. Twombly and Ashcroft v. Iqbal, as well as the Federal Circuit’s McZeal v. Sprint Nextel Corp. decision.  In dismissing […]

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Stays Pending Reexamination: Timing Matters

As demonstrated by the recent opinion in Interwoven, Inc. v. Vertical Computer Systems, Inc., No. C 10-04645 RS (N.D. Cal. Mar. 8, 2012), timing and circumstances can be very important when seeking a stay of litigation pending a patent reexamination proceeding.  Long used as a defense tactic in patent litigation generally, reexaminations have become a […]

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Claims Upheld Under Bilski in the E.D. Texas

A recent Eastern District of Texas decision found patentable subject matter in claims directed to determining Current Procedural Technology (“CPT”) codes based on information gathered during a physician-patient encounter.   Prompt Medical Systems, L.P. v.  AllscriptsMisys Healthcare Solutions, Inc., 2012 U.S. Dist. LEXIS 30694, No. 6:10-CV-71 (E.D. Texas Feb. 13, 2012). Procedural Setting Defendants brought a […]

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Mixing a System and Method Steps in a Single Patent Claim

A recent Eastern District of Texas opinion holds that a patent claim can recite a system that performs method steps without being indefinite under 35 U.S.C.  § 112, ¶ 2.  Oasis Research v. AT&T Corp, 2012 U.S. No. 4:10-CV-00435 (E.D. Tex. Feb. 23, 2012).  Magistrate Judge Mazzant acknowledged “various cases holding that mixed apparatus and […]

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Patentable Subject Matter: New Federal Circuit Case

Yet another post-Bilski pronouncement: the Federal Circuit has held that patent claims directed to “an investment tool designed to enable property owners to buy and sell properties without incurring tax liability” do not recite patentable subject matter under 35 U.S.C.  § 101.  Fort Properties v. American Master Lease, No. 2009-1242 (February 27, 2012). Background United […]

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