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:
Dec. 11, 1979
Filed:
Jul. 14, 1978
Applicant:
Inventors:
Teruhisa Sakamoto, Shin-nanyo, JP;
Shigeo Nakamura, Shin-nanyo, JP;
Nobuyuki Taniguchi, Shin-nanyo, JP;
Assignee:
Toyo Soda Manufacturing Co., Ltd., Yamaguchi, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
562535 ; 252435 ; 252437 ; 562548 ;
Abstract
A process for producing methacrylic acid by the vapor phase catalytic oxidation of methacrolein with molecular oxygen or a molecular oxygen-containing gas comprises using a catalyst of multi-elemental complex oxide having the formula
Sakamoto, Teruhisa. (1979). Process for producing methacrylic acid (U.S. Patent No. 4178464). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4178464
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile