Patents

1. Group 4 metal aryloxy compounds as bulk polymerization catalysts for lactide polymerization, (Indian Pat. Appl. (2012), IN 2010CH02550 A 20120622.)
Ravikumar R. Gowda, Debashis Chakraborty and Venkatachalam Ramkumar.

2. Group 4 metal aryloxy compounds..(Indian Pat. Appl. (2012), IN 011CH01376 A 20121026)
Ravikumar R. Gowda, Debashis Chakraborty and Venkatachalam Ramkumar.

3. Metal free catalysts for the ring-opening polymerization of cyclic esters and lactide.(Indian Patent application number: 4568/CHE/2011. )
Debashis Chakraborty, Payal Malik, Ravikumar R. Gowda and Venkatachalam Ramkumar.

4. Imino(phenoxy) alane: A High Mileage Catalyst for PLA Synthesis ( Patent Application in Progress). PCT Int Appl 2013 (Patent filed)
Debashis Chakraborty, Swarup Ghosh, Venkatachalam Ramkumar