Patents by Inventor Kanu I. Patel

Kanu I. Patel 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).

  • Hair setting compositions which display high resistance to high humidity
    Patent number: 4007005
    Abstract: Aqueous solutions of water soluble, reactive polyamide-epichlorohydrin resins and vinylpyrrolidone polymers serve upon application to hair as a spray or lotion to markedly improve the resistance of set curls to relaxation under conditions of high humidity.
    Type: Grant
    Filed: June 19, 1975
    Date of Patent: February 8, 1977
    Assignee: Redken Laboratories, Inc.
    Inventor: Kanu I. Patel
  • Hair waving method with a prebonder
    Patent number: 3981312
    Abstract: A process for cold waving hair includes the step of prebonding the hair by contacting it with both a water soluble polyvalent metal salt and a water soluble reactive polyamide-epichlorohydrin resin.
    Type: Grant
    Filed: July 3, 1975
    Date of Patent: September 21, 1976
    Assignee: Redken Laboratories, Inc.
    Inventor: Kanu I. Patel