Issued Patents All Time
Showing 1–25 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9759056 | Pump apparatus | Peter M. Smit, Reman Murandi, Kevin Brighton | 2017-09-12 |
| 8575226 | Vegetable oil-based coating and method for application | Thomas M. Kurth, Richard A. Kurth, Les P. Kreifels | 2013-11-05 |
| 8449946 | Vegetable oil-based coating and method for application | Thomas M. Kurth, Richard A. Kurth, Les P. Kreifels | 2013-05-28 |
| 8333905 | Transesterified polyol having selectable and increased functionality and urethane material products formed using the polyol | Thomas M. Kurth, Richard A. Kurth, Les P. Kreifels, Todd A. Van Thomme | 2012-12-18 |
| 8062710 | Vegetable oil-based coating and method for application | Thomas M. Kurth, Richard A. Kurth, Les P. Kreifels | 2011-11-22 |
| D636791 | Mine dewatering apparatus | Michael C. McAlpine | 2011-04-26 |
| D615165 | Coupling housing for a mine dewatering apparatus | Michael C. McAlpine | 2010-05-04 |
| D614524 | Pump coupling | Michael C. McAlpine | 2010-04-27 |
| 7595094 | Vegetable oil-based coating and method for application | Thomas M. Kurth, Richard A. Kurth, Les P. Kreifels | 2009-09-29 |
| 7537665 | Method for producing a bio-based carpet material | Thomas M. Kurth, Richard A. Kurth, Les P. Kreifels | 2009-05-26 |
| 7084230 | Oxylated vegetable-based polyol having increased functionality and urethane materials formed using the polyol | Thomas M. Kurth, Richard A. Kurth, Les P. Kreifels | 2006-08-01 |
| 7063877 | Bio-based carpet material | Thomas M. Kurth, Richard A. Kurth, Les P. Kreifels | 2006-06-20 |
| 6979477 | Vegetable oil-based coating and method for application | Thomas M. Kurth, Richard A. Kurth, Les P. Kreifels | 2005-12-27 |
| 6962636 | Method of producing a bio-based carpet material | Thomas M. Kurth, Richard A. Kurth, Les P. Kreifels | 2005-11-08 |
| 5491174 | Process for preparation of polyurethanes utilizing novel catalysts | Laura A. Grier, Paul Neill, Ralph D. Priester, Jr., Larry W. Mobley, Kenneth W. Skaggs | 1996-02-13 |
| 5106874 | Process for preparing elastomeric polyurethane or polyurethane-urea polymers, and polyurethanes so prepared | James R. Porter | 1992-04-21 |
| 5106884 | Flexible polyurea foams having controlled load bearing qualities | Ralph D. Priester, Jr., Robert A. Kuklies, Richard D. Peffley, Ronald M. Herrington, James R. Porter | 1992-04-21 |
| 5104910 | Combustion-modified polyurethane foam | Ralph D. Priester, Jr., Stephen R. Burkes | 1992-04-14 |
| 5032622 | Densifiable and re-expandable polyurethane foam | Ronald M. Herrington, Robert M. Harnden | 1991-07-16 |
| 5010117 | Flexible polyurethane foams prepared using low unsaturation polyether polyols | Ronald M. Herrington, Roney J. Matijega | 1991-04-23 |
| 4980388 | Use of carbon dioxide adducts as blowing agents in cellular and microcellular polyureas | Ronald M. Herrington, James R. Porter, Ralph D. Priester, Jr. | 1990-12-25 |
| 4943626 | Primary polyether active hydrogen compounds which are prepared from linked, protectively initiated polyalkyleneoxides | James E. McGrath, Youngtai Yoo, Diane Lewis | 1990-07-24 |
| 4913958 | Process for preparing polyurethane-backed substrate | Kenneth W. Skaggs, Terry L. Lamb | 1990-04-03 |
| 4861803 | Organic polymers reinforced with rigid rod micro fillers | — | 1989-08-29 |
| 4853054 | Process for preparing polyurethane carpet backings based on high equivalent weight polyols | Randall C. Jenkines, John F. Serratelli, Garland R. Barnes | 1989-08-01 |