Patents by Inventor Patrick J. Bolton

Patrick J. Bolton 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).

  • Photoacid-labile polymers and photoresists comprising same
    Patent number: 7022455
    Abstract: The present invention relates to new polymers that contain photoacid-labile groups that comprise arylalkyl groups. Particularly preferred are polymers having a benzylic carbon directly linked to an ester oxygen. Polymers of the invention are useful as a component of chemically-amplified positive-acting resists.
    Type: Grant
    Filed: December 20, 2002
    Date of Patent: April 4, 2006
    Assignee: Shipley Company, L.L.C.
    Inventors: George G. Barclay, Patrick J. Bolton
  • Photoacid-labile polymers and photoresists comprising same
    Publication number: 20030232274
    Abstract: The present invention relates to new polymers that contain photoacid-labile groups that comprise arylalkyl groups. Particularly preferred are polymers having a benzylic carbon directly linked to an ester oxygen. Polymers of the invention are useful as a component of chemically-amplified positive-acting resists.
    Type: Application
    Filed: December 20, 2002
    Publication date: December 18, 2003
    Applicant: Shipley Company, L.L.C.
    Inventors: George G. Barclay, Patrick J. Bolton