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:
Feb. 22, 2005
Filed:
Nov. 26, 2002
Applicants:
Johan Smets, Lubbeek, BE;
Rafael Trujillo, Mason, OH (US);
Christophe Laudamiel, New York, NY (US);
Inventors:
Assignee:
Procter & Gamble Company, Cincinnati, OH (US);
Primary Examiner:
Int. Cl.
CPC ...
A61K007/46 ;
U.S. Cl.
CPC ...
Abstract
Disclosed herein are pro-perfume compositions comprising the Michael Addition reaction product of a primary and/or secondary amine compound with an unsaturated ester, acid or nitrile perfume compound. Pro-perfumes made from this selected type of reaction product provide a desirable and prolonged odor benefit to surfaces, e.g., fabrics and hard surfaces, contacted therewith. Such pro-perfumes are also utilized in a wide variety of substrate-treating products and methods.