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. 29, 1976
Filed:
Feb. 26, 1975
Applicant:
Inventors:
Ken-Ichi Kudo, Niihama, JA;
Tadayuki Ohmae, Kobe, JA;
Yoshiki Toyoshima, Niihama, JA;
Sumio Hara, Niihama, JA;
Assignee:
Sumitomo Chemical Company, Limited, Osaka, JA;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
2605 / ; 252467 ;
Abstract
A process for preparing 1-tetrahydronaphthalone which comprises oxidizing tetrahydronaphthalene by a liquid phase oxidation with molecular oxygen or a molecular oxygen-containing gas in the presence of a catalyst system comprising a chromium salt of naphthenic acid and an alkyl-substituted pyridine compound.
Kudo, Ken-Ichi. (1976). Process for preparing 1-tetrahydronaphthalone (U.S. Patent No. 3966821). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3966821
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile