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:
Jan. 16, 2001
Filed:
Mar. 03, 1999
Applicant:
Inventors:
William J. Boyle, Jr., Somerset County, NJ (US);
Indira Reddy, Morris County, NJ (US);
Zhenrong Qian, Morris County, NJ (US);
Heng Eric Su, Morris County, NJ (US);
David Ryckman, Seattle, WA (US);
Assignee:
AlliedSignal Inc., Morristown, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07B 3/300 ; C07C 6/966 ;
U.S. Cl.
CPC ...
C07B 3/300 ; C07C 6/966 ;
Abstract
A method of preparing an ester of a carboxylic acid functionalized with a moiety selected from the group consisting of halides, sulfonates, ethers, hydroxyl, amines, and aldehydes, said method comprising: (a) providing either a carboxylic acid having a vinyl group or an ester thereof; (b) functionalizing the vinyl carbon closest to the carboxyl group with said moiety, wherein said functionalizing comprises cleaving said vinyl group.