using basic dyes

Patents Grantslast 30 patents

  • Information Patent Grant

    2-(p-sulphophenyl)amino-1,3,5-triazine derivative and the salt of a...

    • Patent number 6,413,281
    • Issue date Jul 2, 2002
    • Zhi Wang
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Use of certain quaternary ammonium compounds in dyeing leather with...

    • Patent number 4,797,131
    • Issue date Jan 10, 1989
    • Sandoz Ltd.
    • Hans-Peter Baumann
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    3528972

    • Patent number 3,528,972
    • Issue date Sep 15, 1970
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    3524842

    • Patent number 3,524,842
    • Issue date Aug 18, 1970
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    3467483

    • Patent number 3,467,483
    • Issue date Sep 16, 1969
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    3442895

    • Patent number 3,442,895
    • Issue date May 6, 1969
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    3100739

    • Patent number 3,100,739
    • Issue date Aug 13, 1963
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE