Patents by Inventor Henricus G. Peer

Henricus G. Peer 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).

  • Flavoring substances
    Patent number: 4134901
    Abstract: Novel sulphur containing food flavor substances are provided containing an oxygen or sulphur atom in a five-membered ring structure, at least one alkyl group at one of the carbon atoms adjacent to the hetero atom and having a keto oxygen and a hydroxy or mercapto group attached to the other carbon atoms of the ring structure.
    Type: Grant
    Filed: August 30, 1976
    Date of Patent: January 16, 1979
    Assignee: Lever Brothers Company
    Inventors: Godefridus A. M. van den Ouweland, Henricus G. Peer