Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12077730 | Quaternary ammonium hydroxides of polyamines | Donald H. Champion, Juventino Uriarte, Hui Zhou, Ke Zhang, Chai Zheng | 2024-09-03 |
| 11292873 | Etheramines prepared from a mixture of two or more multifunctional alcohol initiators, and their use as curatives or intermediates for polymer synthesis | Hui Zhou, Howard P. Klein, Terry L. Renken, Leah Patterson | 2022-04-05 |
| 11292953 | Method of producing hydroxyalkylcarbamate-functional polyamides and uses thereof | Robert Carl Steves, John H. Clements | 2022-04-05 |
| 11261371 | Use of organic acids or a salt thereof in surfactant-based enhanced oil recovery formulations and techniques | Pierre Solastiouk, Luis C. Salazar | 2022-03-01 |
| 11198756 | Blend for curing epoxy resin composistions | Hui Zhou, Howard P. Klein, Robert A. Grigsby, Jr., Feixia Chen, Katty Darragas | 2021-12-14 |
| 11124693 | Hydroxyalkylurethane kinetic hydrate inhibitors | John H. Clements, Marek K. Pakulski | 2021-09-21 |
| 11015015 | Co-preparation of polyetheramines and alklyene amines | Hui Zhou, Howard P. Klein | 2021-05-25 |
| 11008503 | Water-in-oil hydraulic fracturing fluid and method of using such | Robert Carl Steves, John H. Clements | 2021-05-18 |
| 10731070 | Poly (vinyl carprolactam) kinetic gas hydrate inhibitor and method for preparing the same | John H. Clements, Marek K. Pakulski, Jay Riethmeyer | 2020-08-04 |
| 10695727 | Fuel enrichment method and device | Christopher Leonard Smith, John Richard Lister | 2020-06-30 |
| 10519363 | Ultra-high salinity surfactant formulation | Luis C. Salazar, Srinivasa S. Godavarthy | 2019-12-31 |
| 10513578 | Etheramines and their use as curatives or intermediates for polymer synthesis | Hui Zhou, Howard P. Klein, Terry L. Renken, Leah Patterson | 2019-12-24 |
| 10016731 | Fuel enrichment method and device | Christopher Leonard Smith, John Richard Lister | 2018-07-10 |
| 9988571 | Surfactant formulation for release of underground fossil fluids | Luis C. Salazar, Guy Biesmans, Srinivasa S. Godavarthy, Farron W. Miller | 2018-06-05 |
| 9822215 | Etheramines with enhanced thermal stability and their use as curatives or intermediates for polymer synthesis | Hui Zhou, Howard P. Klein, Terry L. Renken | 2017-11-21 |
| 9598358 | Acylalkylisethionate esters and applications in consumer products | Prakasa Rao Anantaneni, John L. Gray, Marty J. Renner, George A. Smith, Donald H. Champion +1 more | 2017-03-21 |
| 8403069 | Oil recovery employing alkylene carbonates | Luis C. Salazar, James R. Machac, Jr. | 2013-03-26 |
| 8282878 | Sintering aids | Alan P. Croft | 2012-10-09 |
| 8008239 | Acylalkylisethionate esters and applications in consumer products | Prakasa Rao Anantaneni, John L. Gray, Marty J. Renner, George A. Smith, Donald H. Champion +1 more | 2011-08-30 |
| 6887830 | Surfactant adjuvants useful in herbicide compositions | Howard M. Stridde, Samir S. Ashrawi, Curtis M. Elsik, Andrew Francis Kirby | 2005-05-03 |
| 6133217 | Solubilization of low 2-phenyl alkylbenzene sulfonates | Ronald G. Lewis | 2000-10-17 |
| 6083897 | Solubilization of low 2-phenyl alkylbenzene sulfonates | Ronald G. Lewis | 2000-07-04 |