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Court of Appeals Gets Specific with Enablement

In Storer v. Clark, the Court of Appeals explored whether a provisional application had sufficiently enabled interference subject matter.  In order to prove enablement it must be shown that “one skilled in the art, having read the specification, could practice the invention without ‘undue experimentation.’” ALZA Corp. v. Andrx Pharm., LLC, 603 F.3d 935, 940 […]

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Public use can’t be experimental if not for purposes of the patent application

In a decision last week, the Federal Circuit affirmed a district court's grant of summary judgment of invalidity of a patent and summary judgment to the defendant on the Plaintiff's false advertising claims. The defendant asserted the patent was invalid as obvious and by virtue of a prior public use. The district court held a […]

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Clinical trials necessary to determine invention works for intended purpose

In a recent decision, the Federal Circuit affirmed a district court's ruling in favor of AstraZeneca, holding that the generic drug manufacturers Apotex and Impax Laboratories infringed patents for the popular heartburn medication Prilosec® (generic form omeprazole) in filing abbreviated new drug applications (ANDAs). The Federal Circuit previously addressed these patents in the context of […]

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License under method patent not limited to use with licensor’s products absent express limitation

In a decision Wednesday, the Federal Circuit affirmed-in-part, vacated-in-part, and reversed-in-part a district court's decision regarding two patents. The district court held the broadest claims of both patents invalid and not infringed, and dismissed claims of inequitable conduct relating to the patents. The Federal Circuit affirmed with respect to one patent, but vacated and reversed […]

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No damages for convoyed sales when no functional relationship between patented and unpatented goods

In a decision today, the Federal Circuit affirmed a district court's decision setting aside the portion of a jury verdict awarding convoyed sales to a patentee, and sustaining the portion of the verdict finding the alleged infringer had not shown invalidity via public use. There was no evidence of a functional relationship between the patented […]

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Declaratory judgment jurisdiction exists, sufficient corroboration of prior public use to invalidate

In a decision last week, the Federal Circuit upheld a district court's decision that a case or controversy existed providing subject matter jurisdiction and that the patent was invalid under 35 U.S.C. § 102(b) based on a public use more than a year before the patent's priority date. A licensee's decision to stop royalty payments […]

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Federal Circuit finds disclosure not public use because invention not actually “used”

In a decision today, the Federal Circuit reversed a district court's finding of invalidity of two patents based on the public use bar of 35 U.S.C. § 102(b). A product capable of embodying the claimed inventions was disclosed to several individuals, including potential investors, before the critical date of the patents. The court nevertheless found […]

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Federal Circuit addresses claim construction, on-sale and public use bars, and DJ jurisdiction

In a decision Friday, the Federal Circuit vacated in part a district court's claim construction of a several terms as well as its decision to find no infringement of patents owned by Honeywell. The court did, however, affirm the district court's retention of jurisdiction over the several withdrawn claims and the decision that Honeywell's pre-critical […]

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