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:
Jun. 28, 1983
Filed:
Dec. 07, 1981
Applicant:
Inventor:
Chelliah Daniel, Columbus, OH (US);
Assignee:
Ashland Oil, Inc., Ashland, KY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
568431 ; 252437 ;
Abstract
Benzaldehyde is prepared by the oxidation of toluene in the presence of a catalyst composed of the oxides of copper, iron, uranium, lead, tellurium, molybdenum, and phosphorous which can also include some other promoter elements.