Patents by Inventor Werner Schafer-Burkhard

Werner Schafer-Burkhard 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).

  • Cleanser with ionic and nonionic surfactants
    Patent number: 4311618
    Abstract: Cleanser composition containing at least one surfactant, at least one nonionic surfactant with HLB value of 5-20, at least one amphoterically dissociating agent capable of breaking bridge bonds in cross-linked proteins, and at least one water-miscible or water-soluble aprotic lipophilic solvent.
    Type: Grant
    Filed: August 5, 1980
    Date of Patent: January 19, 1982
    Inventor: Werner Schafer-Burkhard