Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7790832 | Methods for purifying 2-aryl-3,3-bis(hydroxyaryl)phthalimidines | Balakrishnan Ganesan, Pradeep Nadkarni, Kumar Arun Satyanarayana, Venkata Rama Narayanan Ganapathy Bhotla, Suresh Shanumgam +1 more | 2010-09-07 |
| 7592464 | Methods for producing and purifying 2-hydrocarbyl-3,3-bis(4-hydroxyaryl)phthalimidine monomers and polycarbonates derived therefrom | Rajshekhar Basale, Hyacinth Mary Bastian, Balakrishnan Ganesan, Venkata Rama Narayanan Ganapathy Bhotla, Gurram Kishan +2 more | 2009-09-22 |
| 7563817 | Purified 2-aryl-3,3-bis(hydroxyaryl)phthalimidines | Balakrishnan Ganesan, Pradeep Nadkarni, Kumar Arun Satyanarayana, Venkata Rama Narayanan Ganapathy Bhotla, Suresh Shanmugam +1 more | 2009-07-21 |
| 7514524 | Methods for producing and purifying 2-hydrocarbyl-3,3-bis(4-hydroxyaryl)phthalimidine monomers and polycarbonates derived therefrom | Rajshekhar Basale, Balakrishnan Ganesan, Venkata Rama Narayanan Ganapathy Bholta, Gurram Kishan, Surendra Kulkarni +2 more | 2009-04-07 |
| 7381786 | Methods of polymer preparation using polycyclic dihydroxy compounds | Jan Henk Kamps, Jan-Pleun Lens, James A. Mahood, Arakali Srinivasarao Radhakrishna, T. Tilak Raj | 2008-06-03 |
| 7326763 | Polymers, polymer compositions and method of preparation | Jan Henk Kamps, Jan-Pleun Lens, James A. Mahood, Radhakrishna Arakali Srinivasarao, T. Tilak Raj | 2008-02-05 |
| 7208620 | Polycyclic dihydroxy compounds and methods for preparation | Jan Henk Kamps, Jan-Pleun Lens, A. Radhakrishna, T. Tilak Raj | 2007-04-24 |