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. 25, 2008
Filed:
May. 01, 2007
Applicants:
Allen Capron Sievert, Elkton, MD (US);
Lee G. Sprague, Augusta, GA (US);
Inventors:
Allen Capron Sievert, Elkton, MD (US);
Lee G. Sprague, Augusta, GA (US);
Assignee:
E.I. du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F 7/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for the production of trialkylsilyl (fluorosulfonyl)difluoroacetate by contacting (fluorosulfonyl)difluoroacetyl fluoride with siloxane. The amount of (fluorosulfonyl)difluoroacetic acid by-product in trialkylsilyl(fluorosulfonyl)difluoroacetate is reduced by contacting said mixture with trialkylsilyl halide.
Sievert, Allen. (2008). Process for the production of trialkylsilyl(fluorosulfonyl)difluoroacetate (U.S. Patent No. 7348446). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7348446
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile