Issued Patents All Time
Showing 1–25 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5955415 | Detergent compositions containing polyethyleneimines for enhanced peroxygen bleach stability | Shang-Ren Wu, Uday Shanker Racherla, Robert Vermeer | 1999-09-21 |
| 5904735 | Detergent compositions containing polyethyleneimines for enhanced stain removal | Shang-Ren Wu, Uday Shanker Racherla, Robert Vermeer | 1999-05-18 |
| 5739093 | Detergent compositions containing ethylene aspartate cysteate (EAC) sequestrants | Shang-Ren Wu, Robert Vermeer | 1998-04-14 |
| 5714455 | Intimate admixtures of salts of sulfo carboxymethyloxy succinate (SCOMS) with selected glycolipid based surfactants to improve the flow and handling | Shang-Ren Wu | 1998-02-03 |
| 5712243 | Intimate admixtures of salts of 2,2'-oxydisuccinate (ODS) with selected glycolipid based surfactants to improve the flow and handling characteristics of the (ODS) salt | Shang-Ren Wu, Peter M. DiGiacomo | 1998-01-27 |
| 5696288 | Process for the preparation of 2,2'-oxydisuccinate | Donna Wu, Shang-Ren Wu | 1997-12-09 |
| 5693854 | Ethylene dicysteate sequestrants and methods for preparation | Shang-Ren Wu, Robert Vermeer | 1997-12-02 |
| 5688996 | Ethyene containing cysteate sequestrants and methods of manufacture | Shang-Ren Wu, Robert Vermeer | 1997-11-18 |
| 5686402 | Detergent compositions containing ethylene dicysteate (EDC) sequestrants | Shang-Ren Wu, Robert Vermeer | 1997-11-11 |
| 5668098 | Detergent compositions containing ethylene aspartate cysteate (EAC) sequestrants | Shang-Ren Wu, Robert Vermeer | 1997-09-16 |
| 5663427 | Cysteic monosuccinic acid and its salts | Shang-Ren Wu | 1997-09-02 |
| 5520828 | Fabric conditioners derived from pyridine carboxylic acids | Shang-Ren Wu | 1996-05-28 |
| 5488146 | Process for the preparation of sulfo carboxymethyloxysuccinic acid and its salts | Shang-Ren Wu | 1996-01-30 |
| 5472642 | Diaminoalkyl di(sulfosuccinates) and their use as builders | Shang-Ren Wu | 1995-12-05 |
| 5466868 | Process for the preparation of an enriched 2,2'-oxydisuccinate reaction mixture by removal of calcium malate | Shang-Ren Wu, Donna Wu | 1995-11-14 |
| 5466875 | Process for the purification of alkaline earth metal salts of 2,2'-oxydisuccinate by acidification | Shang-Ren Wu | 1995-11-14 |
| 5419843 | Fabric conditioners derived from pyridine carboxylic acids | Shang-Ren Wu | 1995-05-30 |
| 5391823 | Process for the preparation of 2,2'-oxydisuccinate | Michael I. Hill, Martina Santoso, Donna Wu, Shang-Ren Wu | 1995-02-21 |
| 5030751 | Process for the preparation of mixed 2,2'-oxydisuccinate/carboxymethyloxysuccinate | Vincent Lamberti | 1991-07-09 |
| 4988817 | Process for preparation of quaternary ammonium and phosphonium substituted carbonic acid esters | Stephen A. Madison, Jeffrey Bonn | 1991-01-29 |
| 4701527 | Synthesis of salicylamides with improved reaction kinetics and improved effective yields | Gerald S. Koermer, Maryfrances Prorok | 1987-10-20 |
| 4623483 | Method for improving water solubility of surfactants using Nopol derived sulfonates | Vincent Lamberti | 1986-11-18 |
| 4606851 | Method for improving water solubility of surfactants using terpene sulfonate hydrotropes | Vincent Lamberti | 1986-08-19 |
| 4530801 | Nopol derived sulfonates | Vincent Lamberti | 1985-07-23 |
| 4528144 | Terpene sulfonate hydrotropes | Vincent Lamberti | 1985-07-09 |