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:
Aug. 30, 1994
Filed:
Oct. 09, 1992
Applicant:
Inventors:
Karen Lackey, Durham, NC (US);
Daniel D Sternbach, Chapel Hill, NC (US);
Assignee:
Glaxo Inc., Research Triangle Park, NC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
546 41 ; 546 48 ; 544 60 ; 544125 ; 544361 ; 540470 ; 540481 ; 540575 ; 540597 ;
Abstract
The present invention relates to the synthesis of water soluble, camptothecin derivatives of formula (I), ##STR1## wherein: n represents the integer 1 or 2;