Fixing tanning agents in the leather

Patents Grantslast 30 patents

  • Information Patent Grant

    Method for producing sustainable leather using by-products from par...

    • Patent number 11,976,339
    • Issue date May 7, 2024
    • CURTIDOS TREVINO, S.A. DE C.V.
    • Leonelo Trevino Cantu
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Leather or leather article and method for producing same, hexavalen...

    • Patent number 10,358,686
    • Issue date Jul 23, 2019
    • Citizen Watch Co., Ltd
    • Yuji Akao
    • A62 - LIFE-SAVING FIRE-FIGHTING
  • Information Patent Grant

    Interpolymers of unsaturated carboxylic acids and unsaturated sulfu...

    • Patent number 6,207,780
    • Issue date Mar 27, 2001
    • Rohm & Haas Company
    • Dolf Stockhausen
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Leather tanning processes and the products thereof

    • Patent number 5,972,037
    • Issue date Oct 26, 1999
    • Scheen Industries, Inc
    • Hans J. Scheen
    • C14 - SKINS HIDES PELTS LEATHER
  • Information Patent Grant

    Process for mineral tanning, re-tanning or leather after-treatment

    • Patent number 5,725,599
    • Issue date Mar 10, 1998
    • Clariant Finance (BVI) Limited
    • Bernard Danner
    • C14 - SKINS HIDES PELTS LEATHER
  • Information Patent Grant

    Method for producing waterproof leather

    • Patent number 4,755,187
    • Issue date Jul 5, 1988
    • Henkel Kommanditgesellschaft auf Aktien
    • Hans-Herbert Friese
    • C14 - SKINS HIDES PELTS LEATHER
  • Information Patent Grant

    Retanning and fatliquoring agent

    • Patent number 4,074,968
    • Issue date Feb 21, 1978
    • Diamond Shamrock Corporation
    • Stanley A. Lipowski
    • C14 - SKINS HIDES PELTS LEATHER
  • Information Patent Grant

    3102772

    • Patent number 3,102,772
    • Issue date Sep 3, 1963
    • C14 - SKINS HIDES PELTS LEATHER
  • Information Patent Grant

    2303209

    • Patent number 2,303,209
    • Issue date Nov 24, 1942
    • C14 - SKINS HIDES PELTS LEATHER
  • Information Patent Grant

    2257239

    • Patent number 2,257,239
    • Issue date Sep 30, 1941
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    2214629

    • Patent number 2,214,629
    • Issue date Sep 10, 1940
    • C14 - SKINS HIDES PELTS LEATHER
  • Information Patent Grant

    2205355

    • Patent number 2,205,355
    • Issue date Jun 18, 1940
    • C14 - SKINS HIDES PELTS LEATHER
  • Information Patent Grant

    2018588

    • Patent number 2,018,588
    • Issue date Oct 22, 1935
    • C14 - SKINS HIDES PELTS LEATHER
  • Information Patent Grant

    1947513

    • Patent number 1,947,513
    • Issue date Feb 20, 1934
    • C14 - SKINS HIDES PELTS LEATHER

Patents Applicationslast 30 patents