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. 31, 1976
Filed:
Jul. 11, 1975
Applicant:
Inventors:
John D Bacha, Monroeville, PA (US);
Anatoli Onopchenko, Monroeville, PA (US);
Johann G Schulz, Pittsburgh, PA (US);
Assignee:
Gulf Research & Development Company, Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
2605 / ;
Abstract
A process for converting styrene bottoms to nitrobenzoic acids, particularly para-nitrobenzoic acid, which involves nitrating styrene bottoms and then oxidizng the nitrated styrene bottoms.