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. 30, 1995
Filed:
Mar. 18, 1994
Applicant:
Inventors:
Kathleen A Hughes, Blue Bell, PA (US);
Graham Swift, Blue Bell, PA (US);
Assignee:
Rohm and Haas Company, Philadelphia, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C11D / ; C23F / ;
U.S. Cl.
CPC ...
525404 ; 525 50 ; 422 17 ; 422 19 ; 528271 ; 528365 ; 528366 ; 252180 ; 252181 ; 25217424 ; 25217423 ;
Abstract
This invention relates to a novel class of biodegradable water-soluble graff copolymers having building, anti-filming, dispersing and threshold crystal inhibiting properties comprising (a) an acid functional monomer and optionally (b) other water-soluble, monoethylenically unsaturated monomers copolymerizable with (a) grafted to a biodegradable substrate comprising polyalkylene oxides and/or polyalkoxylated materials.
Hughes, Kathleen. (1995). Graft polymers as biodegradable detergent additives (U.S. Patent No. 5420211). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5420211
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile