Spangler; J. Eric
Patent Applications and Registrations
Patent applications and USPTO patent grants for Spangler; J. Eric.The latest application filed is for "modular fiber log erosion and sediment control barrier".
- Spangler; J. Eric - Indianapolis IN
| Patent | Date |
|---|---|
| Modular reinforced fiber log erosion and sediment control barrier Grant 6,913,423 - Spangler , et al. July 5, 2 | 2005-07-05 |
| Modular fiber log erosion and sediment control barrier Grant 6,910,835 - Spangler , et al. June 28, 2 | 2005-06-28 |
| Modular fiber log erosion and sediment control barrier App 20040141816 - Spangler, J. Eric ; et al. | 2004-07-22 |
| Modular fiber log erosion and sediment control barrier Grant 6,709,202 - Spangler , et al. March 23, 2 | 2004-03-23 |
| Modular reinforced fiber log erosion and sediment control barrier App 20040005198 - Spangler, J. Eric ; et al. | 2004-01-08 |
| Modular fiber log erosion and sediment control barrier Grant 6,547,493 - Spangler , et al. April 15, 2 | 2003-04-15 |
| Modular fiber log erosion and sediment control barrier App 20020131826 - Spangler, J. Eric ; et al. | 2002-09-19 |
| Modular fiber log erosion and sediment control barrier App 20020131827 - Spangler, J. Eric ; et al. | 2002-09-19 |
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