Issued Patents All Time
Showing 26–50 of 137 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5262171 | Pharmaceutical tablet with PVP having enhanced drug dissolution rate | Mohammed Tazi, Jui-Chang Chuang, Rama Haldar, Dinesh Jaiswal, Chi-San Wu | 1993-11-16 |
| 5252324 | Conditioning shampoo hair care compositions | Carmen D. Bires, Stephen L. Kopolow, William J. Burlant, Michael W. Helioff, Mohammed Tazi | 1993-10-12 |
| 5252325 | Conditioning hair care compositions | Carmen D. Bires, Stephen L. Kopolow, William J. Burlant, Michael W. Helioff, Mohammed Tazi | 1993-10-12 |
| 5239053 | Purification of vinyl lactam polymers | Susan Y. Tseng, William L. Mandella, Terry E. Smith, Paul D. Taylor | 1993-08-24 |
| 5236993 | Process of crosslinking PVP | Jenn S. Shih, Jui-Chang Chuang | 1993-08-17 |
| 5223580 | Process for making a charge imbalanced polymer | Ratan K. Chaudhuri, Lowell R. Anderson | 1993-06-29 |
| 5223247 | Hair spra composition containing water soluble alkylated PVP copolymers as hair fixative therein | Stephen L. Kopolow, Edward W. Walls, Jr., Mohammed Tazi | 1993-06-29 |
| 5221791 | Water-soluble biologically active ammonium salts | Kolazi S. Narayanan, Ratan K. Chaudhuri | 1993-06-22 |
| 5219950 | Method of crosslinking PVP | Jenn S. Shih, Jui-Chang Chuang | 1993-06-15 |
| 5214089 | Stabilized aqueous solution of a C.sub.1 -C.sub.5 alkyl vinyl ether and maleic acid copolymer | Krystyna Plochocka, Jui-Chang Chuang | 1993-05-25 |
| 5208295 | Charge imbalanced polyelectrolyte composition | Ratan K. Chaudhuri, Lowell R. Anderson, Mohammed Tazi | 1993-05-04 |
| 5206385 | Urea-hydrogen peroxide-polyvinylpyrrolidone process | John J. Merianos, Russell B. Biss, Paul Garelick | 1993-04-27 |
| 5206322 | Crosslinkable, functional polymers of vinylpyrrolidone and aminoalkyl acrylamides | Jenn S. Shih, Jui-Chang Chuang | 1993-04-27 |
| 5194546 | Process for preparing functional copolymers of a vinyl lactam and an amino alkene or hydroxy alkene in water solution | Jenn S. Shih, Jui-Chang Chuang | 1993-03-16 |
| 5190749 | Copolymers of vinyl pyrrolidone and a quaternary ammonium monomer complexed with H.sub.2 O.sub.2 in the form of free-flowing powders | John J. Merianos | 1993-03-02 |
| 5183901 | Urea-hydrogen peroxide-polyvinylpyrrolidone | John J. Merianos, Russell B. Biss, Paul Garelick | 1993-02-02 |
| 5169622 | Hair and skin care compositions containing discrete microdroplets of an oil in water stabilized by in situ copolymerization of a water-soluble vinyl monomer and a water-soluble acryl comonomer | Stephen L. Kopolow, William J. Burlant, Michael W. Helioff, Carmen D. Bires, Mohammed Tazi | 1992-12-08 |
| 5169623 | Conditioning hair care compositions | Stephen L. Kopolow, William J. Burlant, Michael W. Helioff, Carmen D. Bires, Mohammed Tazi | 1992-12-08 |
| 5160729 | High water content hair spray composition | Carmen D. Bires, Edward W. Walls, Jr. | 1992-11-03 |
| 5159033 | Polymerization process using PVP-H.sub.2 O.sub.2 as free radical initiator | John J. Merianos, Stephen L. Kopolow, Mohammed Tazi | 1992-10-27 |
| 5157126 | Preparation of a solution of stearamidopropyl dimethyl pyrrolidonyl methyl ammonium chloride in a polyhydric alcohol | Lowell R. Anderson, Ratan K. Chaudhuri | 1992-10-20 |
| 5156837 | Cosmetic compositions containing quaternized nitrogen compounds | Ratan K. Chaudhuri, David J. Tracy | 1992-10-20 |
| 5147941 | Denture adhesive | Mohammed Tazi, Krystyna Plochocka, Rama Haldar, Balgopal Gangadharan, William E. Prosise | 1992-09-15 |
| 5139770 | Cosmetic compositions containing strongly swellable, moderately crosslinked polyvinylpyrrolidone | Jenn S. Shih, Jui-Chang Chuang, Terry E. Smith, Carmen D. Bires, Michael W. Helioff | 1992-08-18 |
| 5130121 | Skin care compositions containing discrete microdroplets of an oil in water stabilized by in situ polymerization of water-soluble vinyl monomer | Stephen L. Kopolow, William J. Burlant, Michael W. Helioff, Carmen D. Bires, Mohammed Tazi | 1992-07-14 |