Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6110454 | Process for making substantially homogeneous copolymers of vinyl pyrrolidone and N-3,3-dimethylaminopropyl methacrylamide for personal care applications | Kou-Chang Liu, Eugene Hardy, Yakir Reuven | 2000-08-29 |
| 5844041 | Process for increasing the viscosity of aqueous solutions of homogeneous copolymers of vinyl pyrrolidone and n-3, 3-dimethylaminopropyl methacrylamide | Kou-Chang Liu, Hemant Parikh | 1998-12-01 |
| 5830964 | Vinyl pyrrolidone polymers substantially free of vinyl lactam monomers | Kou-Chang Liu, Rajiv Ginde, Colleen M. Rocafort | 1998-11-03 |
| 5626836 | Low VOC hair spray compositions containing terpolymers of vinyl pyrrolidone, vinyl caprolactam and 3-(N-dimethylaminopropyl) methacrylamide | Kou-Chang Liu, Colleen M. Rocafort, Yakir Reuven | 1997-05-06 |
| 5609865 | Substantially homogeneous copolymers of vinyl pyrrolidone and N-3,3-dimethylaminopropyl methacrylamide for personal care applications | Kou-Chang Liu, Eugene Hardy, Yakir Reuven | 1997-03-11 |
| 5492989 | Charge imbalanced polyelectrolyte composition | Ratan K. Chaudhuri, Robert B. Login | 1996-02-20 |
| 5385948 | Alkoxyalkyl lactams as solvents for macro and microemulsions | Ratan K. Chaudhuri, Kolazi S. Narayanan | 1995-01-31 |
| 5360882 | Eutectic compositions of divinyl imidazolidone and vinyl caprolactam | James A. Dougherty, Donald J. Shugard | 1994-11-01 |
| 5223580 | Process for making a charge imbalanced polymer | Ratan K. Chaudhuri, Robert B. Login | 1993-06-29 |
| 5208295 | Charge imbalanced polyelectrolyte composition | Ratan K. Chaudhuri, Robert B. Login, Mohammed Tazi | 1993-05-04 |
| 5157126 | Preparation of a solution of stearamidopropyl dimethyl pyrrolidonyl methyl ammonium chloride in a polyhydric alcohol | Ratan K. Chaudhuri, Robert B. Login | 1992-10-20 |
| 4943664 | Surfactant products containing 1,3,4-butanetriol | Mohamed M. Hashem, Robert B. Login | 1990-07-24 |
| 4924006 | N-pyrrolidonyl alkyl amino 1,3,4-butanetriol compounds | Mohamed M. Hashem, Robert B. Login | 1990-05-08 |
| 4918198 | N-(pyrrolidonyalkyl)-N-acyl taurine surfactants | Mohamed M. Hashem, Robert B. Login | 1990-04-17 |
| 4908227 | Divinyl epoxy ethers | James A. Dougherty, Fulvio J. Vara | 1990-03-13 |
| 4828873 | Solvent and stain resistant coating | Fulvio J. Vara, James A. Dougherty | 1989-05-09 |
| 4774363 | Metal derivatives of butenediol | — | 1988-09-27 |
| 4766252 | Solvent and stain resistant coatings | Fulvio J. Vara, James A. Dougherty | 1988-08-23 |
| 4448710 | Corrosion inhibitors including a 3-dialkylamino-3-phenylethenylprop-1-yne | Eugene V. Hort, Dru W. Alwani | 1984-05-15 |
| 4448905 | Alcohol substituted amides as chain extenders for polyurethanes | I. Sioun Lin, Stanley J. Gromelski, Jr., Eugene V. Hort, Earl P. Williams | 1984-05-15 |
| 4419266 | Corrosion inhibitors containing 3-dialkyl-3-(1-ethylpentyl)-prop-1-yne | Eugene V. Hort, Dru W. Alwani | 1983-12-06 |
| 4406825 | Electrically conducting polyacetylenes | Guido P. Pez | 1983-09-27 |
| 4388206 | Corrosion inhibitors | Eugene V. Hort, Dru W. Alwani | 1983-06-14 |
| 4387041 | Corrosion inhibitors | Eugene V. Hort, Dru W. Alwani | 1983-06-07 |
| 4387042 | Corrosion inhibitor comprising the ethynylation reaction product of a dialkylamine, a substituted benzaldehyde and acetylene | Eugene V. Hort, Dru W. Alwani | 1983-06-07 |