Lindroth; Thomas A.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Lindroth; Thomas A..The latest application filed is for "welan gum in cement compositions".
- Lindroth; Thomas A. - Spring Valley CA
| Patent | Date |
|---|---|
| Welan gum in cement compositions Grant 5,004,506 - Allen , et al. April 2, 1 | 1991-04-02 |
| Welan gum in cement compositions Grant 4,963,668 - Allen , et al. October 16, 1 | 1990-10-16 |
| Solid, herbicidal complexes Grant 4,874,423 - Colegrove , et al. October 17, 1 | 1989-10-17 |
| Low viscosity heteropolysaccharides Grant 4,874,854 - Colegrove , et al. October 17, 1 | 1989-10-17 |
| Coal slurry Grant 4,592,760 - Colegrove , et al. June 3, 1 | 1986-06-03 |
| High concentration polymer slurries Grant 4,312,675 - Pickens , et al. January 26, 1 | 1982-01-26 |
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