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:
Oct. 26, 2010
Filed:
Feb. 19, 2009
Ravindra K. Pandey, Williamsville, NY (US);
Amy Gryshuk, Pleasanton, CA (US);
Lalit Goswami, Amherst, NY (US);
William Potter, Grand Island, NY (US);
Allan Oseroff, Buffalo, NY (US);
Ravindra K. Pandey, Williamsville, NY (US);
Amy Gryshuk, Pleasanton, CA (US);
Lalit Goswami, Amherst, NY (US);
William Potter, Grand Island, NY (US);
Allan Oseroff, Buffalo, NY (US);
Health Research, Inc., Buffalo, NY (US);
Abstract
A tetrapyrollic photosensitizer compound having at least one pendant —CHCHCON(CHCON(CHCOOH))or —N(CHCOOH)group or esters thereof said tetrapyrollic compound being a chlorin, bacteriochlorin, porphyrin, pyropheophorbide, purpurinimide, or bacteriopurpurinimide. Desirably the compound has the formula: or a pharmaceutically acceptable derivative thereof, wherein R-Rand Rare various substituents and Ris substituted or unsubstituted —CHCHCON(CHCON(CHCOOH)); or —N(CHCOOH). The invention also includes a method of treatment by photodynamic therapy by treatment with light after injecting the compound and a method of imaging by fluorescence after injection of the compound.