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. 19, 2021
Filed:
Dec. 05, 2017
Salt and Light Pharmaceuticals Pty. Ltd., Ferntree Gully, AU;
SALT AND LIGHT PHARMACEUTICALS PTY. LTD., Ferntree Gully, AU;
Abstract
The invention provides photodynamic therapeutic compounds and photodynamic methods of treatment. The photodynamic therapeutic compounds may be activated by long wavelength light. The photo-activation by long wavelength light may allow improved tissue penetration. The compounds are selected from the group consisting of compounds of formula (i), or a pharmaceutically acceptable salt thereof: formula (i) wherein PDC is a photodynamic core and wherein R1; R2; R3; and R4 are H, phenyl, pyridine-4-yl, methylpyridinium, N-methylpyridinium-3-yl; 2-phenyl-N-methylpyridinium-4-yl, 3-phenyl-N-methylpyridinium-4-yl, 4-phenyl-N-methylpyridinium-4-yl, 2-phenyl-N-methylpyridinium-3-yl, 3-phenyl-N-methylpyridinium-3-yl or 4-phenyl-N-methylpyridinium-3-yl; and wherein any one or more of R1, R2, R3 and R4 may be optionally substituted.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile