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:
May. 18, 1999
Filed:
Feb. 28, 1996
Saroj Rai, West Chester, OH (US);
William Michael Scheper, Fairfield, OH (US);
Lucille Florence Taylor, Middletown, OH (US);
Gregory Stephen Caravajal, Fairfield, OH (US);
James Charles Burckett-St Laurent, Cincinnati, OH (US);
Kakumanu Pramod, West Chester, OH (US);
The Procter & Gamble Company, Cincinnati, OH (US);
Abstract
Cleaning compositions, particularly automatic dishwashing detergent compositions, comprising a stability-enhanced amylase and bleach-improving materials are provided. More specifically, the invention relates to granular automatic dishwashing detergents which provide enhanced cleaning/bleaching benefits. The automatic dishwashing compositions comprise stability-enhanced amylase enzymes and one or more bleach-improving compounds, such as organic peroxides, quaternary substituted bleach activators, quaternary substituted peracids and manganese or iron bleach catalysts.