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. 11, 1997
Filed:
Sep. 07, 1994
Todd Domke, Newtown, PA (US);
Charles C Nunn, Rutherford, NJ (US);
Marco L Giuseppin, Schiedam, NL;
Rudolf J Martens, Vlaardingen, NL;
Ton Swarthoff, Hellevoetsluis, NL;
Cornelis T Verrips, Maassluis, NL;
Lever Brothers Company, Division of Conopco, Inc., New York, NY (US);
Abstract
An enzymatic bleach composition is provided comprising an enzymatic hydrogen peroxide-generating system and a bleach catalyst which is a coordination complex comprising manganese (Mn) and/or iron (Fe) ions, and preferably comprising a ligand L which is a macrocyclic organic compound of formula (I): ##STR1## wherein t is an integer form 2 to 3; s is an integer from 3 to 4, u is zero or one; each R.sup.1, R.sup.2 and R.sup.3 are independently selected from H, alkyl, aryl, substituted alkyl, and substituted aryl.