Patents by Inventor Ursula Bernschein

Ursula Bernschein 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).

  • Methods for leather processing including liquid enzyme formulation
    Patent number: 5102422
    Abstract: Liquid enzyme preparations comprising at least one anhydrous organic liquid as a vehicle for one or more enzymes and methods for using such preparations e.g. in beamhouse operations in the commercial production of leather.
    Type: Grant
    Filed: February 3, 1988
    Date of Patent: April 7, 1992
    Assignee: Rohm GmbH
    Inventors: Juergen Christner, Ernst Pfleiderer, Tilman Taeger, Ursula Bernschein
  • Liquid enzyme preparations
    Patent number: 4943530
    Abstract: Liquid enzyme preparations comprising at least one anhydrous organic liquid as a vehicle for one or more enzymes and methods for using such preparations e.g. in beamhouse operations in the commercial production of leather.
    Type: Grant
    Filed: October 16, 1989
    Date of Patent: July 24, 1990
    Assignee: Rohm GmbH
    Inventors: Juergen Christner, Ernst Pfleiderer, Tilman Taeger, Ursula Bernschein