Keeling & Walker Limited

Organization

  • Denver, CO, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Compositions and methods and uses relating thereto

    • Patent number 11,292,914
    • Issue date Apr 5, 2022
    • Keeling & Walker, Limited
    • Dieter Guhl
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Security printing

    • Patent number 10,259,255
    • Issue date Apr 16, 2019
    • Inovink Limited
    • David Malcolm Lewis
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Production of refractory articles

    • Patent number 4,053,320
    • Issue date Oct 11, 1977
    • Keeling & Walker Limited
    • John Peter Hugh Williamson
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Production of calcined ceramic pigments

    • Patent number 4,047,970
    • Issue date Sep 13, 1977
    • Keeling and Walker, Limited
    • Harry Augustus Morriss
    • C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

  • Information Patent Application

    Security Printing

    • Publication number 20230131527
    • Publication date Apr 27, 2023
    • Keeling & Walker, Limited
    • Anna DOBROWOLSKA
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Compositions and Methods and Uses Relating Thereto

    • Publication number 20200095426
    • Publication date Mar 26, 2020
    • Keeling & Walker, Limited
    • Dieter Guhl
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    SECURITY PRINTING

    • Publication number 20160243877
    • Publication date Aug 25, 2016
    • INOVINK LIMITED
    • David Malcolm LEWIS
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER

Trademarklast 30 trademarks