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:
Feb. 19, 2013
Filed:
Aug. 29, 2012
Applicants:
Rajendra P. Singh, Broomfield, CO (US);
Jerry Lynn Martin, Superior, CO (US);
Joseph Carl Poshusta, Broomfield, CO (US);
Inventors:
Rajendra P. Singh, Broomfield, CO (US);
Jerry Lynn Martin, Superior, CO (US);
Joseph Carl Poshusta, Broomfield, CO (US);
Assignee:
Boulder Ionics Corporation, Arvada, CO (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07C 303/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides methods for producing bis(fluorosulfonyl) compounds of the formula:F—S(O)—Z—S(O)—F  Iby contacting a nonfluorohalide compound of the formula:X—S(O)—Z—S(O)—Xwith bismuth trifluoride under conditions sufficient to produce the bis(fluorosulfonyl) compound of Formula I, where Z and X are those defined herein.