Rigby; David
Patent Applications and Registrations
Patent applications and USPTO patent grants for Rigby; David.The latest application filed is for "distributed ledger interaction system and methods".
- Rigby; David - Lynnwood WA
- Rigby; David - Falls Church VA
- Rigby; David - Charlestown AU
- Rigby; David - Slough GB
| Patent | Date |
|---|---|
| Distributed ledger interaction system and methods Grant 10,922,309 - Roets , et al. February 16, 2 | 2021-02-16 |
| Distributed Ledger Interaction System And Methods App 20200285635 - Roets; Joe ; et al. | 2020-09-10 |
| Electrochemical system and method for the treatment of water and wastewater Grant 8,460,520 - Rigby June 11, 2 | 2013-06-11 |
| Electrochemical System And Method For The Treatment Of Water And Wastewater App 20090321251 - Rigby; David | 2009-12-31 |
| Gas Sparging App 20070251828 - Grazier; Phillip Ernest ; et al. | 2007-11-01 |
| Wound dressing package Grant 5,749,842 - Cheong , et al. May 12, 1 | 1998-05-12 |
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