Issued Patents All Time
Showing 1–25 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6916868 | Selective modification of pendent functionalities of polymers | John E. Kemnitzer, Robert Minasyan, Timothy Malaney | 2005-07-12 |
| 6372901 | Polysaccharides with alkyl-aryl hydrophobes and latex compositions containing same | Emmett M. Partain, III, Richard Charles Hoy | 2002-04-16 |
| 6372902 | Process for preparing polysaccharides with alkyl-aryl hydrophobes and latex compositions containing same | Emmett M. Partain, III, Richard Charles Hoy | 2002-04-16 |
| 6359102 | Biphasic polymerization process | John E. Kemnitzer, Joachim B. Kohn | 2002-03-19 |
| 6120491 | Biodegradable, anionic polymers derived from the amino acid L-tyrosine | Joachim B. Kohn, Durgadas Bolikal, Sylvie I. Ertel, Shuiyun Guan, John E. Kemnitzer | 2000-09-19 |
| 5595980 | Contraceptive compositions | Gustavo F. Doncel, Henry L. Gabelnick, Russell L. Kreeger, George A. Salensky | 1997-01-21 |
| 5407919 | Double-substituted cationic cellulose ethers | Russell L. Kreeger, George A. Salensky | 1995-04-18 |
| 5300494 | Delivery systems for quaternary and related compounds | George A. Salensky | 1994-04-05 |
| 5055114 | Semipermeable membranes based on specified tetrabromobisphenol type polyesters | James H. Kawakami, Natarajan Muruganandam | 1991-10-08 |
| 4997643 | Polymeric salt delivery systems | Emmett M. Partain, III | 1991-03-05 |
| 4994095 | Semipermeable membranes based on specific 4,4'-(1H-alkylidene)bis[2,3,6-trialkylphenol]type polyesters | James H. Kawakami, Natarajan Muruganandam | 1991-02-19 |
| 4959432 | Acid viscosifier compositions | You-Ling Fan, James P. Stanley | 1990-09-25 |
| 4946870 | Delivery systems for pharmaceutical or therapeutic actives | Emmett M. Partain, III. | 1990-08-07 |
| 4929722 | Acid decrystallization of aminopolysaccharides and derivatives thereof | Emmett M. Partain, III | 1990-05-29 |
| 4913743 | Processes for managing keratinous material using glycosaminoglycan and cationic polymer combinations | Philip A. Band, Errol D. Goddard, Arminda G. Barbone, Adolf Leshchiner, Joseph P. Pavlichko +2 more | 1990-04-03 |
| 4889887 | Gelable acid viscosifiers | You-Ling Fan, James P. Stanley | 1989-12-26 |
| 4873293 | Partially hydrolyzed, poly(N-acyl alkylenimines) in personal care | Frederick M. Merritt, II | 1989-10-10 |
| 4837005 | Partially hydrolyzed, poly(N-acyl)alkylenimines in personal care | Frederick M. Merritt, II | 1989-06-06 |
| 4767463 | Glycosaminoglycan and cationic polymer combinations | Philip A. Band, Errol D. Goddard, Arminda G. Barbone, Adolf Leshchiner, Joseph P. Pavlichko +2 more | 1988-08-30 |
| 4760106 | Impact resistant matrix resins for advanced composites | Hugh C. Gardner, Michael J. Michno, Jr., Robert J. Cotter | 1988-07-26 |
| 4727110 | Process for the polymerization of shear-stable water-in-oil emulsions | You-Ling Fan | 1988-02-23 |
| 4663159 | Hydrophobe substituted, water-soluble cationic polysaccharides | Russell L. Kreeger, Errol D. Goddard, Frederick M. Merritt, II, David B. Braun | 1987-05-05 |
| 4661559 | Impact resistant matrix resins for advanced composites | Hugh C. Gardner, Michael J. Michno, Jr., Robert J. Cotter | 1987-04-28 |
| 4618647 | Process for producing a polymer water-in-oil emulsion | You-Ling Fan, Meyer R. Rosen | 1986-10-21 |
| 4608404 | Epoxy compositions containing oligomeric diamine hardeners and high strength composites therefrom | Hugh C. Gardner, Robert J. Cotter | 1986-08-26 |