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:
May. 24, 2011
Filed:
Nov. 17, 2003
Avigdor Scherz, Rehovot, IL;
Alexander Brandis, Rehovot, IL;
Ohad Mazor, Lod, IL;
Yoram Salomon, Rehovot, IL;
Hugo Scheer, Blonhofen, DE;
Avigdor Scherz, Rehovot, IL;
Alexander Brandis, Rehovot, IL;
Ohad Mazor, Lod, IL;
Yoram Salomon, Rehovot, IL;
Hugo Scheer, Blonhofen, DE;
Yeda Research and Development Co. Ltd., Rehovot, IL;
Abstract
The invention provides anionic water-soluble tetracyclic and pentacyclic bacteriochlorophyll derivatives (Bchls) containing at least one, preferably two or three, negatively charged groups and/or acidic groups that are converted to negatively charged groups at the physiological pH, preferably Bchls having a group COO<−>, COS<−>, SO3<−>, PO3<2−>, COOH, COSH, SO3H, and/or PO3H2 bound through an ester or amide bond to one or more of the positions 17<3>, 13<3>, and 3<2> of the tetracyclic or pentacyclic Bchl molecule, for photodynamic therapy and diagnosis.