Patent · US Expired

Photosensitisers

US7276494B2 · kind B2 · utility

2Cited by
1References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 21, 2003
Grant dateOct 2, 2007
Priority date
Expiry dateMar 31, 2024

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P35/00
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A compound for use as a photosensitiser in PDT, in photochemical internalisation in the production of a cancer vaccine or in the diagnosis or detection of medical conditions, the compound having a photosensitising chromophoric system, a sulphonamido functionality and a carboxy functionality. The compounds used in the present invention are photosensitisers in PDT in vivo, and show phototoxic activity in vitro. The compounds are used to treat pre-cancerous conditions, cancer, ophthalmological disease, vascular problems, arteriosclerosis and restenosis and autoimmune diseases, skin diseases and other benign conditions, and for anti-microbial treatments.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.