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:
Jan. 12, 1999
Filed:
Aug. 14, 1996
Applicant:
Inventors:
James Patrick Conroy, Wirral, GB;
Stephen Graham Hales, South Wirral, GB;
Abid Nadim Khan-Lodhi, Chester, GB;
Assignee:
Lever Brothers Company, Division of Conopco, Inc., New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D06M / ;
U.S. Cl.
CPC ...
510521 ; 510515 ; 510519 ; 510520 ; 510522 ; 510526 ; 510527 ; 428279 ;
Abstract
A fabric softening composition comprising a compound of formula I ##STR1## in which R.sup.1, R.sup.2 and R.sup.3 are independently selected from C.sub.1 -C.sub.4 alkyl groups or C.sub.2 -C.sub.4 alkenyl groups, a is from 1 to 4, x.sup.- is a compatible anion and R.sup.4 and R.sup.5 are independently selected from C.sub.12 -C.sub.22 alkyl or alkenyl groups, the sum of the chain lengths or R.sup.4 and R.sup.5 preferably being at least 30.