Patents by Inventor Lloyd D. Spencer

Lloyd D. Spencer 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).

  • Carrier and developer
    Patent number: 9285699
    Abstract: Disclosed is a carrier suitable for use with an electrophotographic developer and an electrophotographic developer containing the carrier. In particular, the carrier is powder coated and comprises a copolymer of cyclohexylmethacrylate and dimethylaminoethylmethacrylate.
    Type: Grant
    Filed: May 1, 2014
    Date of Patent: March 15, 2016
    Assignee: XEROX CORPORATION
    Inventors: Bernard A. Kelly, Thomas C. Dombroski, Brian S. Giannetto, Brian E. Moore, Lloyd D. Spencer, Richard P. N. Veregin, Karen A. Moffat, Thomas E. Enright, Valerie M. Farrugia, Michael S. Hawkins, Wafa F. Bashir
  • CARRIER AND DEVELOPER
    Publication number: 20150316866
    Abstract: Disclosed is a carrier suitable for use with an electrophotographic developer and an electrophotographic developer containing the carrier. In particular, the carrier is powder coated and comprises a copolymer of cyclohexylmethacrylate and dimethylaminoethylmethacrylate.
    Type: Application
    Filed: May 1, 2014
    Publication date: November 5, 2015
    Applicant: XEROX CORPORATION
    Inventors: Bernard A. Kelly, Thomas C. Dombroski, Brian S. Giannetto, Brian E. Moore, Lloyd D. Spencer, Richard P.N. Veregin, Karen A. Moffat, Thomas E. Enright, Valerie M. Farrugia, Michael S. Hawkins, Wafa F. Bashir
  • Coated carrier
    Patent number: 7632620
    Abstract: A carrier comprised of a core, and thereover a polymer coating containing a first polymer and a silicone resin, and which resin possesses an average diameter of from about 300 to about 3,000 nanometers.
    Type: Grant
    Filed: January 28, 2005
    Date of Patent: December 15, 2009
    Assignee: Xerox Corporation
    Inventors: Brian S. Giannetto, Thomas J. Budny, Brian E. Moore, Zhaoyi M. Masucci, Samir Kumar, Bernard A. Kelly, Lloyd D. Spencer