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:
May. 16, 2000
Filed:
Aug. 14, 1998
Applicant:
Inventors:
Deborah Ann Haitko, Schenectady, NY (US);
Marsha Mottel Grade, Schenectady, NY (US);
Assignee:
General Electric Company, Schenectady, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
558274 ; 558277 ; 568592 ;
Abstract
Carbonate ester is produced by acid hydrolysis of the reaction product of cupric alkoxide induced reaction between a hydroxy compound and a sulfur compound in a melt process. Diaryl carbonate is produce by hydrolysis of the resulting orthoester.