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. 16, 1993
Filed:
Apr. 29, 1992
Applicant:
Inventors:
Emanuel Vogel, Cologne, CA (US);
Clemens Richert, Munich, CA (US);
Thomas Benninghaus, Cologne, CA (US);
Martin Muller, Cologne, CA (US);
Alexander D Cross, Atherton, CA (US);
Assignee:
Cytopharm, Inc., Menlo Park, CA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; C07H / ;
U.S. Cl.
CPC ...
514 32 ; 536 174 ; 536 181 ; 540472 ; 424-9 ; 604 20 ;
Abstract
A porphycene having the structure ##STR1## wherein each R.sup.1 is, independently, (a) --(CH.sub.2).sub.n --X, where n= 1-4, X is OR.sup.2 and R.sup.2 is C.sub.1-6 alkyl, aralkyl or aryl; CN; OH; OSO.sub.2 R.sup.2 ; NH.sub.2 ; NHR.sup.2 ; NR.sup.2.sub.2 ; SH; SR.sup.2 ; S(O).sub.1-2 R.sup.2 ; COOH; CO.sub.2 R.sup.2 ; C(O)NH.sub.2 ; C(O)NHR.sup.2 ; C(O)NR.sup.2.sub.2 ; halogen; or CHO;