Patents by Inventor Thomas Widman

Thomas Widman has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Polishing pad with removal features
    Publication number: 20060135051
    Abstract: The invention provides a polishing pad comprising a polishing element and an adhesive layer provided on the bottom surface of the polishing element for attaching the polishing element to a polishing device. To protect the adhesive layer and prevent unintentional adhering of the polishing element, the polishing pad is also provided with a protective liner adhered to and protectively covering the adhesive layer. To facilitate removal of the protective liner, the protective liner includes an extended pull tab and the polishing element includes an extended removal tab.
    Type: Application
    Filed: December 20, 2004
    Publication date: June 22, 2006
    Applicant: Cabot Microelectronics Corporation
    Inventors: Christopher Meyer, Thomas Widman