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:
Feb. 11, 1997
Filed:
Feb. 15, 1995
Applicant:
Inventors:
Angelo Bedeschi, Milan, IT;
Franco Zarini, Settimo Milanese, IT;
Walter Cabri, Rozzano, IT;
Ilaria Candiani, Busto Arsizio, IT;
Sergio Penco, Milan, IT;
Laura Capolongo, Milan, IT;
Assignee:
Pharmacia & Upjohn S.P.A., Milan, IT;
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07D / ;
U.S. Cl.
CPC ...
514279 ; 5142332 ; 514253 ; 514283 ; 544125 ; 544361 ; 546 41 ; 546 48 ;
Abstract
The present invention relates to new camptothecin derivatives of the formula (I) ##STR1## wherein B is a group B' or B' ##STR2## wherein each of (x) and (y) is a single or double bond. The present invention also provides processes for their preparation as well as pharmaceutical compositions containing the same.