The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 02, 2003
Filed:
Sep. 24, 2001
Applicant:
Inventors:
Peter Robert Foley, Cincinnati, OH (US);
Jeffrey Donald Painter, Loveland, OH (US);
Mary Ruth Leyendecker, Cincinnati, OH (US);
Eugene Steven Sadlowski, Cincinnati, OH (US);
Brian Xiaoqing Song, West Chester, OH (US);
Joseph Herbert Thien, Fairfield, OH (US);
Assignee:
The Procter & Gamble Company, Cincinnati, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12S 9/00 ; C02F 5/02 ; C02F 5/08 ; C12N 9/96 ; B05D 7/00 ;
U.S. Cl.
CPC ...
C12S 9/00 ; C02F 5/02 ; C02F 5/08 ; C12N 9/96 ; B05D 7/00 ;
Abstract
A detersive enzyme composite particle suitable for incorporation in a liquid detergent composition is disclosed. The enzyme composite particle includes an enzyme containing core material, an acidic barrier layer coated on the enzyme containing core material, and a physical barrier layer coated on the acidic barrier layer.