Wyeth v. Kappos: Recalculating Patent Term Adjustment

In Wyeth v. Kappos, 591 F.3d 1364 (Fed. Cir. 2010), the Federal Circuit corrected the manner in which the U.S. Patent and Trademark Office has been calculating Patent Term Adjustment (PTA), which allows a patent to be enforced for time in addition to the default statutory term (20 years from filing). continue reading...

Forest Group v. Bon Tool: Fines in False Marking Cases

In The Forest Group, Inc. v. Bon Tool Company, 590 F.3d 1295 (Fed. Cir. 2009), the Federal Circuit held that penalties must be imposed on a per article basis in false marking cases brought under Section 292(a) of the Patent Act.  Thus, district courts have discretion to assess fines up to $500 per article, although they should not impose fines that are disproportionately large. continue reading...

Hewlett-Packard v. Acceleron: “Case or Controversy” and “Patent Trolls”

In Hewlett-Packard Company v. Acceleron, LLC, 587 F.3d 1358 (Fed. Cir. 2009), the Federal Circuit appears to have imposed a more lenient standard for finding a "case or controversy" when a "patent troll" initiates communications. continue reading...

In Re Robert Skvorecz: Anticipation and Use of the Term “Comprising”

In re Robert Skvorecz, 580 F.3d 1262 (Fed. Cir. 2009), involves an appeal of a decision of the U.S. Patent and Trademark Office ("PTO"), Board of Patent Appeals and Interferences (the "Board"), sustaining an examiner’s rejection of certain claims in Robert J. Skvorecz’s application to issue U.S. Patent No. 5,996,948.  continue reading...

Clock Spring v. Wrapmaster: Limits on the “Experimental Use” Exception to the Public Use Bar

In Clock Spring, L.P. v. Wrapmaster, Inc., 560 F.3d 1317 (Fed. Cir. 2009), the Federal Circuit considered a claim of patent invalidity based on the argument that a claimed invention was in public use before the patent’s critical date. The Federal Circuit clarified that there is no "experimental use" exception to the public use bar "unless claimed features or overall workability are being tested for purposes of the filing of a patent application." continue reading...

Stanford v. Roche: “Agree to Assign” Ineffective to Constitute Immediate Transfer of Interest

In Board of Trustees of the Leland Stanford Junior University, et al., v. Roche Molecular Systems, et al., 583 F.3d 832 (Fed. Cir. 2009), the Federal Circuit held that the term “agree to assign,” as used in a patent assignment clause, did not constitute an immediate transfer of the assignor-inventor’s patent rights to the assignee.  The Court held, instead, that such language conveys only the intent to assign patent rights at a later, unspecified time.  The holding underscores the importance of carefully drafting language in patent assignment agreements.  continue reading...

Edwards Lifesciences v. Cook: Using Synonyms and “Invention” in Specifications

Edwards Lifesciences v. Cook, Inc., 582 F.3d 1322 (Fed. Cir. 2009), is illustrative of the risks associated with the casual use of synonyms and the term “invention” in the specification of a patent to describe a preferred embodiment.  continue reading...

Aristocrat Tech. v. International Game Technology: Required Disclosure in Means-Plus-Function Claims

In Aristocrat Tech. Australia Pty. Ltd. v. International Game Technology, 521 F.3d 1328 (Fed. Cir. 2008), the Federal Circuit clarified the “means-plus-function” doctrine, which is codified in paragraph six of 35 U.S.C. § 112: 

An element in a claim for a combination may be expressed as a means or step for performing a specified function without the recital of structure, material, or acts in support thereof, and such claim shall be construed to cover the corresponding structure, material, or acts described in the specification and equivalents thereof. continue reading...

Lucent v. Gateway, et al. (Microsoft): Affirming Infringement and Reversing Damages Award

In Lucent Technologies, Inc. v. Gateway, Inc., 580 F.3d 1301 (Fed. Cir. 2009), the Federal Circuit affirmed validity and infringement findings on appeal from the Southern District of California, while vacating a $357 million jury award (half a billion dollars with pre-judgment interest).  The case was remanded for a new trial on damages.  continue reading...

Callaway Golf v. Acushnet: Incorporation by Reference of all Disclosed Embodiments

In Callaway Golf Company v. Acushnet Company, 576 F.3d 1331 (Fed. Cir. 2009), the Federal Circuit clarified that material incorporated by reference is not limited to merely the “preferred embodiment” set forth in the reference. continue reading...