Issued Patents All Time
Showing 25 most recent of 65 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6306186 | Oil additives compositions and polymers for use therein | Brian William Davies, Ramah J. Brod, Tuncel Ibrahim | 2001-10-23 |
| 6143044 | Oil additives, compositions and polymers for use therein | Brian William Davies, Ramah J. Brod, Tuncel Ibrahim | 2000-11-07 |
| 6011072 | Oil slick dispersants | Ramesh Varadaraj, Max L. Robbins, Salvatore J. Pace | 2000-01-04 |
| 5849193 | Surface active metal chelated nutrients for bioremediation of hydrocarbon contaminated soils and water | Ramesh Varadaraj, Stanley J. Brois, Cornelius H. Brons | 1998-12-15 |
| 5840211 | Oil slick dispersants | Ramesh Varadaraj, Max L. Robbins, Salvatore J. Pace | 1998-11-24 |
| 5624843 | Nutrient additives for bioremediation of hydrocarbon contaminated waters | Ramesh Varadaraj, Max L. Robbins | 1997-04-29 |
| 5571715 | Surface active metal chelated nutrients for bioremediation of hydrocarbon contaminated soils and water | Ramesh Varadaraj, Stanley J. Brois, Cornelius H. Brons | 1996-11-05 |
| 5561056 | Class of bifunctional additives for bioremediation of hydrocarbon contaminated soils and water | Cornelius H. Brons, Ramesh Varadaraj, Stanley J. Brois | 1996-10-01 |
| 5514588 | Surfactant-nutrients for bioremediation of hydrocarbon contaminated soils and water | Ramesh Varadaraj, Cornelius H. Brons, Stanley J. Brois | 1996-05-07 |
| 5503774 | Class of bifunctional additives for bioremediation of hydrocarbon contaminated soils and water | Cornelius H. Brons, Ramesh Varadaraj, Stanley J. Brois | 1996-04-02 |
| 5436160 | Bioremediation of hydrocarbon contaminated soil | Ramesh Varadaraj, Max L. Robbins | 1995-07-25 |
| 5362827 | Solution process for preparation hydrophobically functionalized cationic polymers (C-2691) | Paul L. Valint, Jr., Thomas J. Pacansky, Henry W. Yang | 1994-11-08 |
| 5116923 | Hydrophobically associating polymers containing dimethyl acrylamide functionality | Paul L. Valint, Jr. | 1992-05-26 |
| 5100953 | Solutions of hydrophobically associating terpolymers containing sulfonate functionality | Paul L. Valint, Jr. | 1992-03-31 |
| 5096603 | Thermally stable hydrophobically associating rheological control additives for water-based drilling fluids | Dennis G. Peiffer, Julie Elward-Berry | 1992-03-17 |
| 5093433 | Functional polycyclopentadiene resins via hydroboration process | Tze-Chiang Chung, Encok Berluche, Rodney V. Kastrup | 1992-03-03 |
| 5089578 | Hydrophobically associating terpolymers containing sulfonate functionality | Paul L. Valint, Jr. | 1992-02-18 |
| 5026490 | Zwitterionic functionalized polymers as deflocculants in water based drilling fluids | Dennis G. Peiffer, Julie Elward-Berry | 1991-06-25 |
| 5003000 | Hydrophobically associating polymers containing dimethyl acrylamide functionality | Paul L. Valint, Jr. | 1991-03-26 |
| 4997878 | Hydrophobically associating polymers containing dimethyl acrylamide functionality | Paul L. Valint, Jr. | 1991-03-05 |
| 4981935 | Hydrophobically associating polymers containing dimethyl acrylamide functionality | Paul L. Valint, Jr. | 1991-01-01 |
| 4978459 | Oil spill microemulsion dispersants | Gerard P. Canevari, Max L. Robbins | 1990-12-18 |
| 4963632 | Mixed micellar process for preparing hydrophobically associating polymers | Paul L. Valint, Jr. | 1990-10-16 |
| 4938877 | Unique and effective separation technique for oil contaminated sludge | Max L. Robbins, Gerard P. Canevari | 1990-07-03 |
| 4882405 | Terpolymers of acrylamide, alkylacrylamide and betaine monomers | Donald N. Schulz, Ilan Duvdevani, Enock Berluche | 1989-11-21 |