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:
Mar. 14, 1978
Filed:
Sep. 09, 1976
Rosemarie Topfl, Dornach, CH;
Christina Gothberg, Basel, CH;
Ciba-Geigy Corporation, Ardsley, NY (US);
Abstract
New copolymers containing carboxy and ester groups, of maleic anhydride, diketene and optionally vinyl alkyl ethers, the alcohol components of the ester groups of said copolymers being derived from ethylene glycol- or polyethylene glycol monoalkyl ethers, alcohols of 1 to 18 carbon atoms or mixtures thereof, and the ratio of carboxy groups to ester groups being 5:1 to 1:5 are provided. The new copolymers are employed as textile assistants, such as antistatic agents or fabric softeners; they can also be used as non-woven binders, as paper sizing agents or as hair laquers.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile