Patents by Inventor Mark D. Schoenfeld

Mark D. Schoenfeld 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 of treating manure
    Patent number: 6382133
    Abstract: A method of increasing the feed efficiency of an animal, the method including applying a suppression agent to surfaces of manure that are exposed to atmosphere, the suppression agent including acidulated plant-based soapstock, the manure located proximate the animal, the method also including providing feed to the animal.
    Type: Grant
    Filed: September 21, 2000
    Date of Patent: May 7, 2002
    Assignee: Agriliance LLC
    Inventors: Joe V. Gednalske, Robert W. Herzfeld, Mark D. Schoenfeld