Hamel; Denis
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hamel; Denis.The latest application filed is for "dry-cast concrete block".
- Hamel; Denis - Baie d'Urfe CA
- Hamel; Denis - St-Mande FR
Trademarks
| Patent | Date |
|---|---|
| Dry-cast Concrete Block App 20180187405 - Hamel; Denis | 2018-07-05 |
| Dry-cast Concrete Block App 20140345224 - Hamel; Denis | 2014-11-27 |
| Dry-cast concrete block Grant 8,844,228 - Hamel September 30, 2 | 2014-09-30 |
| Dry-cast concrete block Grant 7,850,393 - Hamel December 14, 2 | 2010-12-14 |
| Dry-cast concrete block Grant D577,130 - Hamel September 16, 2 | 2008-09-16 |
| Concrete block system Grant 7,410,328 - Hamel August 12, 2 | 2008-08-12 |
| Dry-cast concrete block App 20080145148 - Hamel; Denis | 2008-06-19 |
| Dry-cast concrete blocks and manufacturing process therefor App 20070289247 - Hamel; Denis | 2007-12-20 |
| Concrete block system App 20070292216 - Hamel; Denis | 2007-12-20 |
| Dry-cast concrete block Grant D553,759 - Hamel October 23, 2 | 2007-10-23 |
| Shock-absorbing buffer for boarding fender Grant 3,999,497 - Hamel December 28, 1 | 1976-12-28 |
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