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:
Mar. 24, 1981
Filed:
Oct. 22, 1979
Applicant:
Inventor:
John M Beaton, Portage, MI (US);
Assignee:
The Upjohn Company, Kalamazoo, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07J / ;
U.S. Cl.
CPC ...
2602 / ; 2602395 ;
Abstract
A process which produces bisnoraldehyde-22-enamines in high yield and sufficiently high purity for copper-catalyzed oxygenation by the process of U.S. Pat. No. 3,661,942 has been developed.
Beaton, John. (1981). Bisnoraldehyde-22-enamine process (U.S. Patent No. 4257949). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4257949
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile