Dumortier; Robert
Patent Applications and Registrations
Patent applications and USPTO patent grants for Dumortier; Robert.The latest application filed is for "double-decker railway rolling stock vehicle with paths to the upper deck".
- Dumortier; Robert - Le Mans FR
- Dumortier; Robert - 34500 Beziers Herault
- Dumortier; Robert - 34500 Beziers FR
- Dumortier; Robert - Beziers FR
- Dumortier; Robert - Beziers Herault
| Patent | Date |
|---|---|
| Double-decker railway rolling stock vehicle with paths to the upper deck Grant 9,381,924 - Dumortier July 5, 2 | 2016-07-05 |
| Double-decker Railway Rolling Stock Vehicle With Paths To The Upper Deck App 20130186299 - Dumortier; Robert | 2013-07-25 |
| Device For Locking A Bathroom Door App 20110167884 - Dumortier; Robert ; et al. | 2011-07-14 |
| Latch for utility access door Grant 4,627,249 - Dumortier December 9, 1 | 1986-12-09 |
| Manhole with articulated cover members Grant 4,508,469 - Dumortier April 2, 1 | 1985-04-02 |
| Manhole cover assembly Grant 4,364,689 - Dumortier December 21, 1 | 1982-12-21 |
| Latching arrangement for manhole cover Grant 4,175,781 - Dumortier November 27, 1 | 1979-11-27 |
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