Beaver Plastics Ltd.
Records under this name other than patents Beaver Plastics Ltd. holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.
Showing 1 to 6 of 6 · Back to Beaver Plastics Ltd.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US D650,655 | Rebar chair Term ended Term ended Dec 20, 2025 · From the USPTO record | Term ended | Term ended Dec 20, 2025 | From the USPTO record |
| US 6,289,638 | Apparatus for creating a void under a structural concrete slab Term ended Term ended Oct 6, 2019 · From the USPTO record | Term ended | Term ended Oct 6, 2019 | From the USPTO record |
| US 4,916,857 | Castellated chemically coated seedling box Term ended Term ended no later than Apr 17, 2010 · Low confidence | Term ended | Term ended no later than Apr 17, 2010 | Low confidence |
| US 4,981,003 | Wall system Term ended Term ended no later than Jan 1, 2011 · Low confidence | Term ended | Term ended no later than Jan 1, 2011 | Low confidence |
| US 5,056,281 | Basewrap foundation wall insulation and drainage Term ended Term ended no later than Oct 15, 2011 · Low confidence | Term ended | Term ended no later than Oct 15, 2011 | Low confidence |
| US 5,591,063 | Raised orientation pattern for nesting blocks for megachile rotundata Term ended Term ended no later than Jan 7, 2017 · Low confidence | Term ended | Term ended no later than Jan 7, 2017 | Low confidence |