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. 16, 1993
Filed:
Jun. 29, 1990
Applicant:
Inventors:
Theodor Denzel, Regensburg, DE;
Christopher M Cimarusti, Millstone, NJ (US);
Janak Singh, Lawrenceville, NJ (US);
Richard H Mueller, Ringoes, NJ (US);
Assignee:
E. R. Squibb & Sons, Inc., Princeton, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ;
U.S. Cl.
CPC ...
540222 ; 540221 ; 540225 ; 540228 ; 540316 ; 540363 ; 540364 ;
Abstract
Disclosed herein are processes for preparing a compound of the formula ##STR1## in which a novel compound of the formula ##STR2## is reacted with a beta lactam of the formula ##STR3## by treatment with a base, wherein the symbols are as defined in the specification.
Denzel, Theodor. (1993). Process and intermediates for beta-lactams having (U.S. Patent No. 5194604). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5194604
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile