Ameron, Inc.
Records under this name other than patents Ameron, Inc. holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 6,737,134 | Abrasion resistant pipe Term ended Term ended May 6, 2018 · From the USPTO record | Term ended | Term ended May 6, 2018 | From the USPTO record |
| US 6,170,891 | Closure for secondary containment pipe Term ended Term ended May 1, 2018 · From the USPTO record | Term ended | Term ended May 1, 2018 | From the USPTO record |
| US 6,026,862 | Double containment pipe sections Term ended Term ended Feb 14, 2017 · From the USPTO record | Term ended | Term ended Feb 14, 2017 | From the USPTO record |
| US 3,933,180 | Methods and apparatus for making fiber reinforced plastic pipe Term ended Term ended no later than Jan 20, 1996 · Low confidence | Term ended | Term ended no later than Jan 20, 1996 | Low confidence |
| US 3,941,347 | Composite concrete and steel pallet for forming one end of concrete pipe Term ended Term ended no later than Mar 2, 1996 · Low confidence | Term ended | Term ended no later than Mar 2, 1996 | Low confidence |
| US 3,942,936 | Facing ring and pouring chute for vertically cast concrete pipe Term ended Term ended no later than Mar 9, 1996 · Low confidence | Term ended | Term ended no later than Mar 9, 1996 | Low confidence |
| US 3,948,294 | Impact-protective coating for plastic pipe Term ended Term ended no later than Apr 6, 1996 · Low confidence | Term ended | Term ended no later than Apr 6, 1996 | Low confidence |
| US 3,956,051 | Apparatus for making fiber reinforced plastic pipe Term ended Term ended no later than May 11, 1996 · Low confidence | Term ended | Term ended no later than May 11, 1996 | Low confidence |
| US 3,966,389 | Apparatus for troweling pipe lining material Term ended Term ended no later than Jun 29, 1996 · Low confidence | Term ended | Term ended no later than Jun 29, 1996 | Low confidence |
| US 3,990,830 | Multi-stage trowel for smoothing pipe lining material Term ended Term ended no later than Nov 9, 1996 · Low confidence | Term ended | Term ended no later than Nov 9, 1996 | Low confidence |