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:
Aug. 08, 1989
Filed:
Feb. 18, 1988
Applicant:
Inventors:
Dwain M White, Schenectady, NY (US);
Laura A Socha, Troy, NY (US);
Assignee:
General Electric Company, Schenectady, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
560 66 ;
Abstract
Polysalicylates are prepared according to the present invention by the reaction of salicylic acid with a carboxylic acid derivative such as acetic anhydride or acetyl chloride. The reaction is carried out under conditions which yield greater than about 90% by weight linear polysalicylate product.