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:
Apr. 10, 1979
Filed:
Feb. 06, 1978
Applicant:
Inventors:
William Bell, Macclesfield, GB;
Keith Pearson, Macclesfield, GB;
Richard W Rendell, Macclesfield, GB;
Assignee:
Imperial Chemical Industries Limited, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ; A61K / ;
U.S. Cl.
CPC ...
568684 ; 568685 ; 568683 ; 424342 ;
Abstract
A process for the manufacture of the anaesthetic compound CHF.sub.2 --O--CHF--CHF.sub.2 which comprises the reduction of a mono, di- or tri-chlorinated or brominated derivative of the above compound, or the replacement by fluorine of one or more hydrogen, chlorine or bromine atoms in a less-fluorinated derivative of the above compound.
Bell, William. (1979). Compound chcl.sub.2 -o-chf-chf.sub.2 (U.S. Patent No. 4149018). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4149018
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile