Slack; David C.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Slack; David C..The latest application filed is for "system and method for interlocking support blocks".
- Slack; David C. - Tampa FL
| Patent | Date |
|---|---|
| System and method for interlocking support blocks Grant 8,069,630 - Slack , et al. December 6, 2 | 2011-12-06 |
| System method for interlocking support blocks Grant 7,997,041 - Slack , et al. August 16, 2 | 2011-08-16 |
| Method and system for filtration of wastewater Grant 7,396,466 - Bonazza , et al. July 8, 2 | 2008-07-08 |
| System and method for interlocking support blocks App 20070190865 - Slack; David C. ; et al. | 2007-08-16 |
| Method and system for filtration of wastewater App 20070062868 - Bonazza; Joseph M. ; et al. | 2007-03-22 |
| Snap locking underdrain block Grant 7,141,164 - Slack , et al. November 28, 2 | 2006-11-28 |
| Lid for an underdrain block Grant 7,074,329 - Savage , et al. July 11, 2 | 2006-07-11 |
| Snap locking underdrain block App 20050218061 - Slack, David C. ; et al. | 2005-10-06 |
| Lid for an underdrain block App 20030080040 - Savage, E. Stuart ; et al. | 2003-05-01 |
| Process for direct filtration of wastewater App 20020079267 - Savage, E. Stuart ; et al. | 2002-06-27 |
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