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:
Jun. 23, 1998
Filed:
Sep. 22, 1995
Applicant:
Inventor:
Engelbert Pechhold, Chadds Ford, PA (US);
Assignee:
E.I. du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
5253264 ; 5253265 ; 5253266 ; 5253277 ; 5253278 ; 525103 ; 427387 ; 428447 ;
Abstract
A composition of partial esters or thioesters formed from copolymers of maleic anhydride and perfluoroalkyl alcohols or perfluoroalkyl thiols is disclosed, and a process for providing soil and stain resistance to fibers by application of such partial esters or thioesters.
Quick Actions:
Pechhold, Engelbert. (1998). Partial fluoroesters or thioesters of maleic acid polymers and their use (U.S. Patent No. 5770656). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5770656
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile