Patents Represented by Attorney Clafee, Halter & Griswold LLP

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  • Selective etching of nickle/iron alloys
    Patent number: 5723062
    Abstract: The present invention provides a novel method of etching nickle/iron alloy which employs a novel etchant. The novel etchant, which etches nickle/iron alloy but not copper, comprises an aqueous solution of ferric ammonium sulfate, and an acid selected from the group consisting of: sulfuric acid; phosphoric acid; and mixtures thereof.
    Type: Grant
    Filed: May 28, 1996
    Date of Patent: March 3, 1998
    Assignee: International Business Machines Corporation
    Inventors: Kathleen Lorraine Covert, Lisa Jeanine Jimarez, Krystyna Waleria Semkow
  • Hub for a bathroom, kitchen or laundry fixture
    Patent number: D533642
    Type: Grant
    Filed: February 9, 2005
    Date of Patent: December 12, 2006
    Assignee: Moen Incorporated
    Inventors: Christopher Jon Gilbert, Judy Riley
  • Spout
    Patent number: D538891
    Type: Grant
    Filed: April 20, 2006
    Date of Patent: March 20, 2007
    Assignee: Moen Incorporated
    Inventors: Christopher Jon Gilbert, Jennifer Sedwick