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:
Sep. 03, 1985
Filed:
Jan. 13, 1984
Applicant:
Inventors:
Heinz Abel, Reinach, CH;
Christian Guth, Basel, CH;
Assignee:
Ciba-Geigy Corporation, Ardsley, NY (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08K / ;
U.S. Cl.
CPC ...
524123 ; 524121 ; 524284 ; 524354 ; 524386 ; 524387 ; 524400 ; 524549 ; 5253274 ; 525340 ; 525366 ; 525384 ;
Abstract
Aqueous compositions which contain a hydrolysed polymaleic anhydride, a complexing agent and a mixture of nonionic and anionic surfactants are suitable for use as assistants in the opening up of cellulose-containing fibre materials.
Abel, Heinz. (1985). Aqueous composition of polymaleic acid, surfactants and complexing (U.S. Patent No. 4539353). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4539353
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile