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. 05, 2012
Filed:
Dec. 06, 2006
Applicants:
Richard M. Flynn, Mahtomedi, MN (US);
Michael G. Costello, Afton, MN (US);
Daniel R. Vitcak, Cottage Grove, MN (US);
Inventors:
Richard M. Flynn, Mahtomedi, MN (US);
Michael G. Costello, Afton, MN (US);
Daniel R. Vitcak, Cottage Grove, MN (US);
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 21/18 (2006.01); C07C 19/08 (2006.01); F24D 1/00 (2006.01); C08J 9/00 (2006.01); C08J 9/12 (2006.01); B26F 3/00 (2006.01); C08F 2/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A hydrofluoroether compound comprises two terminal, independently fluoroalkyl or perfluoroalkyl groups and an intervening oxytetrafluoroethylidene moiety (—OCF(CF)—) bonded through its central carbon atom to an alkoxy- or fluoroalkoxy-substituted fluoromethylene moiety (—CF(OR)—), each of the terminal groups optionally comprising at least one catenated heteroatom.