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:
Jul. 19, 1994
Filed:
Feb. 24, 1992
Applicant:
Inventors:
Kevin M Smith, Davis, CA (US);
Shwn-Ji H Lee, Davis, CA (US);
Assignee:
The Regents of the University of California, Oakland, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07D / ;
U.S. Cl.
CPC ...
424-9 ; 514410 ; 540145 ;
Abstract
Novel photosensitizers useful for photodynamic therapy and diagnosis of tumors. Photosensitizers are derived from chlorophyll-a of photosynthetic plants and algae, possess long wavelength absorption between 600 and 800 nm, are stable, and water soluble. A process of preparation of these compounds and method of use for diagnostic and therapeutic purposes.