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:
Nov. 02, 1993
Filed:
Apr. 08, 1991
Applicant:
Inventors:
Samarendra N Maiti, Edmonton, CA;
Narender A Reddy, Edmonton, CA;
David Czajkowski, Edmonton, CA;
Paul Spevak, Edmonton, CA;
Charles Fiakpui, Edmonton, CA;
Ronald G Micetich, Sherwoodk Park, CA;
Assignee:
Taiho Pharmaceutical Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; A61K / ;
U.S. Cl.
CPC ...
514201 ; 514202 ; 514206 ; 540221 ; 540222 ; 540225 ; 540226 ; 540227 ;
Abstract
Derivatives of 2-spirocyclopropyl 4-acylcephem sulfones of the formula (I) ##STR1## are provided which are useful as potent elastase inhibitors and hence are useful in the prevention, control and treatment of inflammatory conditions, especially arthritis and emphysema.