DRD LLC
Records under this name other than the patents DRD LLC holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned. None of them is counted in the 1 patents it holds.
Showing 1 to 4 of 4 · Back to DRD LLC
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 4,747,648 | Optical fiber display and optical train for same Term ended Term ended no later than May 31, 2008 · Low confidence | Term ended | Term ended no later than May 31, 2008 | Low confidence |
| US 4,778,254 | Optic fiber shutter apparatus Term ended Term ended no later than Oct 18, 2008 · Low confidence | Term ended | Term ended no later than Oct 18, 2008 | Low confidence |
| US 4,880,293 | Optic fiber shutter apparatus Term ended Term ended no later than Nov 14, 2009 · Low confidence | Term ended | Term ended no later than Nov 14, 2009 | Low confidence |
| US D262,352 | Wall-covering adhesive applicator Term ended | Term ended |