Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9909006 | Blends of polyetherimide sulfone and poly(arylene sulfide) | Hariharan Ramalingam, Gurulingamurthy M. Haralur, Siva Kumar Sreeramagiri, Kapil Chandrakant Sheth, Sanjay Mishra | 2018-03-06 |
| 9062196 | High heat polycarbonates, methods of making, and articles formed therefrom | Gheorghe Cojocariu, Chandrashekhar Lingannaiah, Gaurav Mediratta, Shantaram Suryakant Morye, Gary F. Smith +1 more | 2015-06-23 |
| 8993671 | Poly(aliphatic ester)-polycarbonate copolymer/polylactic acid blend | Vishvajit Chandrakant Juikar, Sriram Krishnamurthy, Robert Dirk van de Grampel | 2015-03-31 |
| 8933170 | Bio-sourced transparent and ductile polycarbonate blends | Haseena Aripuram Parakkal, Sriram Krishnamurthy, Salim P. Gopi, Wim Steendam, Robert Puyenbroek | 2015-01-13 |
| 8841404 | Flame retardant bio-based polymer blends | Haseena Aripuram Parakkal, Sriram Krishnamurthy, Wim Steendam | 2014-09-23 |
| 8618218 | Blends of polysiloxane/polyimide block copolymer and poly(arylene sulfide) | Hariharan Ramalingam, Yashpal Bhandari, Siva Kumar Sreeramagiri, Sanjay Mishra | 2013-12-31 |
| 7842379 | Polymeric foams with nanocellular morphology and methods for making them | Chinniah Thiagarajan, Ravi Sriraman, Santhosh Kumar Rajendran, Anand Vaidyalingam | 2010-11-30 |
| 7807772 | Aliphatic diol-based polycarbonates, method of making, and articles formed therefrom | Dibakar Dhara, Muthuvijayan Jegathesan | 2010-10-05 |
| 7638091 | Methods of sterilizing polycarbonate articles and methods of manufacture | Dibakar Dhara, Katherine Glasgow, Antoinette van Bennekom, Jos Arie van den Bogerd, Adam Zerda | 2009-12-29 |
| 7528214 | Methods for preparing transparent articles from hydroquinone polycarbonate copolymers | Patrick Joseph McCloskey, Warren William Reilly, William D. Richards, Subash Scindia, Gokul Srinivasan +1 more | 2009-05-05 |
| 7408016 | Methods for producing and purifying 2-hydrocarbyl-3,3-bis(4-hydroxyaryl)phthalimidine monomers and polycarbonates derived therefrom | Anantharaman Dhanabalan, Katherine Glasgow, Vinod Kumar Rai, Suresh Shanmugam, Veeraraghavan Srinivasan | 2008-08-05 |
| 7277230 | Methods for producing and purifying 2-hydrocarbyl-3,3-bis(4-hydroxyaryl)phthalimidine monomers and polycarbonates derived therefrom | Veeraraghavan Srinivasan, Suresh Shanmugam, Anantharaman Dhanabalan, Vinod Kumar Rai | 2007-10-02 |
| 7138479 | Aliphatic diol polycarbonates and their preparation | Dibakar Dhara, Abbas-Alli Ghudubhai Shaikh, C. Seetharaman | 2006-11-21 |
| 6825266 | Polycarbonate molding compositions and articles with improved surface aesthetics | Ajay Kumar Taraiya, Jitendra Kumar Gupta, Bala Ambravaneswaran | 2004-11-30 |
| 6689863 | Polycarbonate copolymers and methods for producing the polycarbonate copolymers | Veeraraghavan Srinivasan, Rein Mollerus Faber, Prakash Purushottam Wadgaonkar, Chilukuri Ver Avadhani, Jan-Pleun Lens | 2004-02-10 |
| 6552158 | Dimensionally stable polycarbonate articles | Veeraraghavan Srinivasan, Dibakar Dhara, Rein Mollerus Faber, Jan-Pleun Lens | 2003-04-22 |
| 6333394 | Copolycarbonate preparation by solid state polymerization | Christian Bailly, Bhaskar Bhairavnath Idage, Swaminathan Sivaram, Nayaku Nivarati Chavan, Rein Mollerus Faber +6 more | 2001-12-25 |
| 6143859 | Copolycarbonate preparation by solid state polymerization | Godavarthi Satyanarayana Varadarajan, James Day, Patrick Joseph McCloskey, Bhaskar Bhairavnath Idage, Joseph A. King, Jr. +1 more | 2000-11-07 |
| 6060576 | Method for preparing copolycarbonates of enhanced crystallinity | Marc Brian Wisnudel, James Day | 2000-05-09 |
| 6042920 | Optical quality copolycarbonates containing polyoxyalkylene carbonate units | Joseph A. King, Jr., Donald G. LeGrand, Godavarthi Satyanarayana Varadarajan | 2000-03-28 |
| 6031062 | Method for preparing polycarbonates of enhanced crystallinity | James Day | 2000-02-29 |
| 5859833 | Optical disk grade copolyestercarbonates derived from hydroxyphenylindanols | Gary Charles Davis | 1999-01-12 |