Patents by Inventor Erich Petritsch

Erich Petritsch 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).

  • Effervescent hair cleansing and care tablets
    Patent number: 5824629
    Abstract: The invention relates to a hair cleansing and care agent in tablet form, wherein the tablet comprises a base compound which, upon contact with water, sets free a physiologically harmless gas, preferably CO.sub.
    Type: Grant
    Filed: June 26, 1996
    Date of Patent: October 20, 1998
    Inventor: Erich Petritsch