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. 25, 2003
Filed:
Mar. 12, 2001
Janet Sue Littig, Fairfield, OH (US);
Dieter Boeckh, Limburgerhof, DE;
Oliver Borzyk, Speyer, DE;
Serge Gabriel Pierre Roger Cauwberghs, Nieuwkerken, BE;
Michael Ehle, Ludwigshafen, DE;
Neil James Gordon, Strombeek-Bever, BE;
Frederick Anthony Hartman, Cincinnati, OH (US);
Sören Hildebrandt, Speyer, DE;
Jürgen Alfred Lux, Fischbach, DE;
Rajan Keshav Panandiker, West Chester, OH (US);
Mark Robert Sivik, Mitchell, KY (US);
William Conrad Wertz, West Harrison, IN (US);
Christian Leo Marie Vermote, Zwijnaarde, BE;
The Procter & Gamble Company, Cincinnati, OH (US);
Abstract
The present invention relates to fabric care and laundry detergent compositions which comprise low molecular weight modified and unmodified amines which provide enhanced fabric appearance benefits. The low molecular weight polyamines of the present invention which mitigate fabric damage and improve fabric appearance are preferably polypropyleneimines having three or four backbone amino units.