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. 26, 2002
Filed:
May. 01, 2001
George G. I. Moore, Afton, MN (US);
Fred B. McCormick, Maplewood, MN (US);
Mita Chattoraj, Woodbury, MN (US);
Elisa M. Cross, Woodbury, MN (US);
Junkang Jacob Liu, Woodbury, MN (US);
Ralph R. Roberts, Cottage Grove, MN (US);
Jay F. Schulz, Eagan, MN (US);
3M Innovative Properties Company, Saint Paul, MN (US);
Abstract
A method is provided for preparation of chlorofluoroethers ClCF CFClOR and Cl CFCFClOR by direct fluorination of Cl CHCH OR and Cl CCH OR , respectively, wherein R is a C -C alkyl-or acyl-containing group optionally up to 5 ether oxygen atoms and optionally substituted by functional groups and R , is the corresponding perfluoroalkyl or perfluoracyl-containing group.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile