Patents by Inventor Arun Kalliat Thazhathveetil

Arun Kalliat Thazhathveetil has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

Heavier halogen atom substituted squaraine based dyes, process for the preparation thereof and use thereof as sensitizers for photodynamic, therapeutical and industrial applications

Patent number: 6770787

Abstract: The present invention relates to heavier halogen atom substituted squaraine based dyes of the formula 1 below where X is a heavier halogen atom and pharmaceutically acceptable derivatives thereof, which can be used in photodynamic therapeutical and industrial applications, and to a process for the preparation thereof.

Type: Grant

Filed: January 2, 2001

Date of Patent: August 3, 2004

Inventors: Ramaiah Danaboyina, Arun Kalliat Thazhathveetil, Suresh Das, Bernd Epe
Heavier halogen atom substituted squaraine based dyes, process for the preparation thereof and use thereof as sensitizers for photodynamic, therapeutical and industrial applications

Publication number: 20020123532

Abstract: The present invention relates to heavier halogen atom substituted squaraine based dyes of the formula 1 below 1

Type: Application

Filed: January 2, 2001

Publication date: September 5, 2002

Inventors: Ramaiah Danaboyina, Arun Kalliat Thazhathveetil, Suresh Das, Bernd Epe

Heavier halogen atom substituted squaraine based dyes, process for the preparation thereof and use thereof as sensitizers for photodynamic, therapeutical and industrial applications

Heavier halogen atom substituted squaraine based dyes, process for the preparation thereof and use thereof as sensitizers for photodynamic, therapeutical and industrial applications