Patents by Inventor Rigoberto F. Garcia

Rigoberto F. Garcia 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).

  • Polymer protected bleach precursors
    Patent number: 5055217
    Abstract: A particulate detergent composition additive is disclosed wherein each particle is an intimately blended mixture of a bleach precursor, a binder and a sugar. The binder is a non-crosslinked polymer having in an unplasticized form a T.sub.g of at least 40.degree. C. Suitable sugars include sorbitol, glucose, sucrose and lactose.
    Type: Grant
    Filed: November 20, 1990
    Date of Patent: October 8, 1991
    Assignee: Lever Brothers Company, Division of Conopco, Inc.
    Inventors: Rigoberto F. Garcia, Elizabeth M. Coppinger, Charles F. Irwin, Angela M. Sangirardi