Narhex Limited
Records under this name other than patents Narhex Limited holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.
Showing 1 to 5 of 5 · Back to Narhex Limited
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 6,071,895 | Polar-substituted hydrocarbons Term ended Term ended Feb 22, 2019 · From the USPTO record | Term ended | Term ended Feb 22, 2019 | From the USPTO record |
| US 6,258,806 | Amine derivatives of oxo- and hydroxy- substituted hydrocarbons Lapsed on the fee record Ended Jul 10, 2009 · From the USPTO record | Lapsed on the fee record | Ended Jul 10, 2009 | From the USPTO record |
| US 5,679,688 | Quinaldoyl-amine derivatives of oxo-and hydroxy-substituted hydrocarbons Term ended Term ended no later than Oct 21, 2017 · Low confidence | Term ended | Term ended no later than Oct 21, 2017 | Low confidence |
| US 5,888,992 | Polar substituted hydrocarbons Term ended Term ended no later than Mar 30, 2019 · Low confidence | Term ended | Term ended no later than Mar 30, 2019 | Low confidence |
| US 5,942,504 | Amine derivatives of oxo- and hydroxy- substituted hydrocarbons Term ended Term ended no later than Aug 24, 2019 · Low confidence | Term ended | Term ended no later than Aug 24, 2019 | Low confidence |