William F. Sheffield

Person

  • Oakdale, MN, US

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    Abrasive article

    • Publication number 20050202770
    • Publication date Sep 15, 2005
    • 3M Innovative Properties
    • Jason A. Chesley
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    PROTECTIVE ARTICLE HAVING REMOVABLE SHEETS AND VERTICALLY STAGGERED...

    • Publication number 20040121105
    • Publication date Jun 24, 2004
    • Jeffrey R. Janssen
    • B32 - LAYERED PRODUCTS
  • Information Patent Application

    Abrasive article

    • Publication number 20030159363
    • Publication date Aug 28, 2003
    • 3M Innovative Properties Company
    • Jason A. Chesley
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    Graffiti and/or environmental protective article having removable s...

    • Publication number 20030087054
    • Publication date May 8, 2003
    • 3M Innovative Properties Company
    • Jeffrey R. Janssen
    • B32 - LAYERED PRODUCTS
  • Information Patent Application

    Abrasive article

    • Publication number 20010001088
    • Publication date May 10, 2001
    • 3M Innovative Properties Company
    • Jason A. Chesley
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    Method of repairing scratched and/or abraded transparent substrates...

    • Publication number 20010000076
    • Publication date Mar 29, 2001
    • Jeffrey R. Janssen
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL