Patents

	S. Sensarma and S. Sivaram (CSIR), Process for Polymerization of Olefins, U.S. Pat. 6,187,882, February 13, 2001.
	S.B. Hait and S. Sivaram (GE, USA), Process for the Preparation of Poly (ester-carbonates) s, U.S. Pat. 6,150,493, November 21, 2000
	G. Chatterjee, G.S. Varadarajan, J. Day, P.J. McCloskey, B.B. Idage, J.A. King, A.S. Jadhav and S. Sivaram (GE,USA), Copolycarbonate Preparation by Solid State Polymerization, U.S. Pat. 6,143,859, November 7, 2000
	L.S. Ramanathan and S. Sivaram (CSIR) Process for the Preparation of Polyurethane Spherical Particle, U.S. Pat. 6,123,988, September 26,2000
	S.R. Srinivasan, K.G. Raut, P.K. Saxena and S. Sivaram(CSIR) Compound Bearing an Urethane Linkage which is an Adduct of Ricinoleic Esters and an Isocyanate,useful as a Plasticizer for PVC and a Process for Preparing such Compound U.S.Pat. 6,118,012, September 12, 2000; EP 9,82,330, March 1, 2000
	S.S. Ray, R. Sarin, D.K. Tuli, M.M. Rai, S. Ghosh, A.K. Bhatnagar, T.P. Mohandas, D.H. Gholap, M. Yanjarappa and S. Sivaram(IOC/NCL) A Process for the Preparation of Supported Aluminum Chloride Catalyst Containing Organoaluminum Compound, U.S. Pat. 6,096,678, August 1, 2000.
	B.B. Idage, V.R. Ranade, S. Sivaram, J. King and G.S. Varadarajan (GE, USA) Method for Recycling Aromatic Polycarbonates, U.S. Pat. 6,034,142, March 7, 2000.
	L.S. Ramanathan and S. Sivaram (CSIR) Process for Producing Polycondensable Macromonomer, U.S. Pat. 6,022,930, February 8, 2000; EP 0982334, April, 4 , 2004
	S.S. Sinha Ray, D.K. Tuli, M. Sharma, M.M. Rai, S. Ghosh, A.K. Bhatnagar, P.K. Saxena and S. Sivaram (CSIR/IOC), Process for the Preparation of a Heterogeneous Catalyst Useful for the Preparation of Super High Molecular Weight Polymers of Alpha-Olefins, U.S. Pat., 6,015,768, January 18, 2000.
	R. Sarin, D.K. Tuli, M.M. Rai, S. Ghosh, A.K. Bhatnagar, S. Sivaram, T.P. Mohandas, D.H. Gholap, M.J. Yanjirappa (CSIR/IOC), Process for Oligomerization of Alpha-Olefins U.S. Pat. 6,002,060, December 14, 1999.
	D.Baskaran and S.Sivaram (CSIR), Process for the Living Anionic Polymerization of Alkyl (methacrylic) Monomers using a Novel initiator system, U.S. Pat. 5,973,086, October 26, 1999.
	S. Sivaram, V.R. Ranade, S. Chakrapani, P.P. Wadgaonkar, P.D. Sybert, G.M. Kissenger and A.K. Mendiratta (GE,USA/NCL), Method for Making Tris(hydroxyphenyl) Compounds using Ion Exchange Resins, U.S. Pat. 5,969,167, October 19, 1999.
	S.Sivaram, S.B. Hait and V.R. Ranade, Preparation of Copolycarbonates via Solid State, U.S. Pat. 6,433,126, October 13, 1999.
	S. Sivaram and S. Sensarma (CSIR), Process for the Preparation of Supported Metallocene Catalyst, U.S. Pat. 5,965,477, October 12, 1999.
	S. Sivaram and S. Sensarma (CSIR), Process for the Preparation of Magnesium Halide Supported Metallocene Catalyst, U.S. Pat. 5,962,360, October 5, 1999.

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