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:
May. 04, 1976
Filed:
Dec. 03, 1973
Applicant:
Inventor:
Thomas A Morris, Jr, Groton, CT (US);
Assignee:
Pfizer Inc., New York, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
2605 / ;
Abstract
The catalytic hydrogenation of 6-methylenetetracyclines, or salts of these compounds, in a reaction-inert solvent medium containing a catalytic amount of rhodium metal to which a phosphine and a promoter is added.
Morris, Jr, Thomas. (1976). Process for producing .alpha.-6-deoxytetracyclines (U.S. Patent No. 3954862). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3954862
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile