Convertech, Inc.
Records under this name other than patents Convertech, Inc. holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.
Showing 1 to 7 of 7 · Back to Convertech, Inc.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 6,267,318 | Differential winding rate core winding apparatus Formerly held Term ended Term ended Aug 30, 2019 · From the USPTO record | Term ended | Term ended Aug 30, 2019 | From the USPTO record |
| US 6,513,751 | Air differential core winding apparatus Lapsed on the fee record Ended Feb 4, 2015 · From the USPTO record | Lapsed on the fee record | Ended Feb 4, 2015 | From the USPTO record |
| US 6,402,084 | Air differential core winding apparatus Lapsed on the fee record Ended Jun 11, 2014 · From the USPTO record | Lapsed on the fee record | Ended Jun 11, 2014 | From the USPTO record |
| US 5,454,911 | Apparatus for hydrolyzing and drying lignocellulosic material Term ended Term ended no later than Oct 3, 2015 · Low confidence | Term ended | Term ended no later than Oct 3, 2015 | Low confidence |
| US 5,499,780 | Roll bladder support structure Term ended Term ended no later than Mar 19, 2016 · Low confidence | Term ended | Term ended no later than Mar 19, 2016 | Low confidence |
| US 5,819,992 | Multi chamber transfer device Term ended Term ended no later than Oct 13, 2018 · Low confidence | Term ended | Term ended no later than Oct 13, 2018 | Low confidence |
| US 5,984,150 | Material transfer device with multi-chamber rotor Term ended Term ended no later than Nov 16, 2019 · Low confidence | Term ended | Term ended no later than Nov 16, 2019 | Low confidence |