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:
Nov. 10, 2026
Filed:
May. 28, 2019
Arkema France, Colombes, FR;
Grégory Schmidt, Pierre-Benite, FR;
Dominique Deur-Bert, Pierre-Benite, FR;
Rémy Teissier, Pierre-Benite, FR;
Arkema France, Puteaux, FR;
Abstract
The present invention concerns a method for preparing a compound of the following formula (III): R—(SO)—NM—(SO)—F (III) in which Rrepresents one of the following radicals: F, CF, CHF, CHF, CHF, CHF, CHF, CF, CF, CHF, CHF, CF, CHF, CHF, CF, CF, CF, CFor CF. M represents a monovalent or divalent cation; the method comprising: —a step b) of fluorinating a compound of the following formula (I): R—(SO)—NH—(SO)—Cl (I) in which R represents one of the following radicals: Cl, F, CF, CHF, CHF, CHF, CHF, CHF, CF, CF, CHF, CHF, CF, CHF, CHF, CF, CF, CF, CFor CF, R preferably representing Cl; with at least one fluorinating agent; 2—a step c) of distilling the composition obtained in step b).
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile