Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6046278 | High temperature polymerization process and products therefrom | Michael B. Freeman, Gary Robert Larson, Richard Foster Merritt, Jan E. Shulman, Graham Swift +1 more | 2000-04-04 |
| 5910531 | Detergent and dispersant compositions from high temperature polymerization products | Michael B. Freeman, Gary Robert Larson, Richard Foster Merritt, Jan E. Shulman, Graham Swift +1 more | 1999-06-08 |
| 5710227 | High temperature polymerization process for making terminally unsaturated oligomers | Michael B. Freeman, Gary Robert Larson, Richard Foster Merritt, Jan E. Shulman, Graham Swift +1 more | 1998-01-20 |
| 5658464 | Method of inhibiting sulfate scale in aqueous systems using poly(amino acids) | William M. Hann, Susan Tabb Robertson, Graham Swift | 1997-08-19 |
| 5612447 | Production of polysuccinimide by thermal polymerization of maleamic acid | Michael B. Freeman, Ethan S. Simon, Graham Swift | 1997-03-18 |
| 5556938 | Acid catalyzed process for preparing amino acid polymers | Michael B. Freeman, James M. Lipovsky, Jan E. Shulman, Graham Swift | 1996-09-17 |
| 5554721 | Acid catalyzed process for preparing amino acid polymers | David E. Adler, Michael B. Freeman, James M. Lipovsky, Jan E. Shulman, Graham Swift | 1996-09-10 |
| 5552514 | Acid catalyzed process for preparing amino acid polymers | David E. Adler, Michael B. Freeman, James M. Lipovsky, Jan E. Shulman, Graham Swift | 1996-09-03 |
| 5531934 | Method of inhibiting corrosion in aqueous systems using poly(amino acids) | Michael B. Freeman, William M. Hann, Graham Swift | 1996-07-02 |
| 5491212 | Method for preparing polysuccinimides using a rotary tray dryer | Ethan S. Simon, Graham Swift | 1996-02-13 |
| 5484878 | Process for preparing polysuccinimides from aspartic acid | Ethan S. Simon, Graham Swift | 1996-01-16 |
| 5463017 | Process for preparing polysuccinimides from maleamic acid | Ethan S. Simon, Graham Swift | 1995-10-31 |
| 5459234 | Continuous thermal polycondensation process for preparing polymers | Newman M. Bortnick, Robert E. Jerman, James M. Lipovsky, Ethan S. Simon, Graham Swift | 1995-10-17 |
| 5457176 | Acid catalyzed process for preparing amino acid polymers | David E. Adler, Michael B. Freeman, James M. Lipovsky | 1995-10-10 |
| 5424391 | Production of polysuccinimide by thermal polymerization of fumaramic acid | Graham Swift, Ethan S. Simon, Michael B. Freeman | 1995-06-13 |
| 5410017 | Continuous thermal polycondensation process for preparing polypeptide polymers | Newman M. Bortnick, Robert E. Jerman, James M. Lipovsky, Ethan S. Simon, Graham Swift | 1995-04-25 |
| 5393868 | Production of polysuccinimide by thermal polymerization of maleamic acid | Michael B. Freeman, Ethan S. Simon, Graham Swift | 1995-02-28 |
| 5380817 | Process for preparing polysuccinimides from aspartic acid | Ethan S. Simon, Graham Swift | 1995-01-10 |
| 5371177 | Process for preparing polysuccinimides from maleamic acid | Ethan S. Simon, Graham Swift | 1994-12-06 |
| 5371179 | Polysuccinimide polymers and process for preparing polysuccinimide polymers | Ethan S. Simon, Graham Swift | 1994-12-06 |
| 5328972 | Process for preparing low molecular weight polymers | Emmanuel A. Dada, Willie Lau, Richard Foster Merritt, Graham Swift | 1994-07-12 |
| 5319145 | Method for preparing polysuccinimides with a rotary tray dryer | Ethan S. Simon, Graham Swift | 1994-06-07 |
| 5266237 | Enhancing detergent performance with polysuccinimide | Michael B. Freeman, Ethan S. Simon, Graham Swift | 1993-11-30 |