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:
Jun. 06, 1989
Filed:
Mar. 26, 1987
Applicant:
Inventors:
Raymond Bonnett, London, GB;
Morris C Berenbaum, London, GB;
Assignee:
Efamol Ltd., Surrey, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
514410 ;
Abstract
This invention provides for therapy of tumours susceptible to necrosis by a porphyrin when an appropriate porphyrin compound is administered to locate in the tumor followed by illumination with light of a wavelength absorbed by the compound, making use of meso-porphyrins of the formula: ##STR1## where n=1 to 3 and each substitutent R, the same or different and at the same or different position in its respective substituent phenyl ring or other aromatic group replacing that ring, is an hydroxy, amino or sulphydryl group, by association of said meso-porphyrins with a suitable pharmaceutical diluent or carrier.