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:
Jun. 18, 2002
Filed:
Jul. 23, 1999
Applicant:
Inventors:
Alan David Willey, Cincinnati, OH (US);
Brian Jeffreys, Grimbergen, BE;
David William Ingram, Woluwe Saint-Lambergt, BE;
Assignee:
Case Western Reserve University, Cleveland, OH (US);
Primary Examiner:
Int. Cl.
CPC ...
C11D 3/00 ;
U.S. Cl.
CPC ...
C11D 3/00 ;
Abstract
The present invention relates to photochemical singlet oxygen generators having enhanced fabric substantivity, said photochemical singlet oxygen generators useful as photobleaches in laundry detergent compositions. the present invention is also directed to methods for removing stains on fabric by contacting dirty and stained fabric with the photobleaching agents described herein.