Frenkel CD Ltd
Records under this name other than patents Frenkel CD Ltd holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.
Showing 1 to 8 of 8 · Back to Frenkel CD Ltd
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US D601,854 | Tray Term ended Term ended Oct 13, 2023 · From the USPTO record | Term ended | Term ended Oct 13, 2023 | From the USPTO record |
| US 4,136,969 | Mixing apparatus Term ended Term ended no later than Jan 30, 1999 · Low confidence | Term ended | Term ended no later than Jan 30, 1999 | Low confidence |
| US 4,184,772 | Mixing apparatus Term ended Term ended no later than Jan 22, 2000 · Low confidence | Term ended | Term ended no later than Jan 22, 2000 | Low confidence |
| US 4,462,692 | Screw extruders Term ended Term ended no later than Jul 31, 2004 · Low confidence | Term ended | Term ended no later than Jul 31, 2004 | Low confidence |
| US 4,957,372 | Means for improving the uniformity-performance of cold feed rubber-extruders Term ended Term ended no later than Sep 18, 2010 · Low confidence | Term ended | Term ended no later than Sep 18, 2010 | Low confidence |
| US 5,215,374 | Plasticizing sections of cold feed rubber extruders Term ended Term ended no later than Jun 1, 2013 · Low confidence | Term ended | Term ended no later than Jun 1, 2013 | Low confidence |
| US 5,304,051 | Plasticising unit for a screw injection moulding machine having improved volume adjustment means Term ended Term ended no later than Apr 19, 2014 · Low confidence | Term ended | Term ended no later than Apr 19, 2014 | Low confidence |
| US 5,304,054 | Plasticizing sections of cold feed rubber extruders Term ended Term ended no later than Apr 19, 2014 · Low confidence | Term ended | Term ended no later than Apr 19, 2014 | Low confidence |