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:
Oct. 22, 1996
Filed:
Feb. 14, 1994
Applicant:
Inventor:
Ravindra B Upasani, Foothill Ranch, CA (US);
Assignee:
Cocensys, Inc., Irvine, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
C07J / ;
U.S. Cl.
CPC ...
552575 ; 552595 ; 552600 ;
Abstract
A method for the preparation of an acetylenic alcohol by reaction of 1,2-dibromoethylene with an alkyl, aryl an heteroaryl lithium in an inert solvent, followed by reaction with a carbonyl-containing compound to give an acetylenic alcohol is disclosed.