Patents by Inventor Paul C. Herb

Paul C. Herb 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).

  • Method and apparatus for deagglomerating powder
    Patent number: 5469971
    Abstract: An apparatus and method for deagglomerating powder which allows for the powder to be pressed immediately after being deagglomerated. The deagglomerating apparatus is preferably mounted on the powder pressing machine or shares the same housing with the powder pressing machine so that deagglomerated powder may pass from the deagglomerating apparatus into the powder pressing machine.
    Type: Grant
    Filed: February 26, 1992
    Date of Patent: November 28, 1995
    Assignee: Estee Lauder Inc.
    Inventors: John B. Chilton, Peter H. Gevaras, Paul C. Herb, Thomas W. Wellen