French State
Records under this name other than patents French State 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 French State
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 3,996,747 | Compression-ignition internal combustion engine and method of supercharging such engine Term ended Term ended no later than Dec 14, 1996 · Low confidence | Term ended | Term ended no later than Dec 14, 1996 | Low confidence |
| US 3,998,199 | Supercharged internal combustion engines Term ended Term ended no later than Dec 21, 1996 · Low confidence | Term ended | Term ended no later than Dec 21, 1996 | Low confidence |
| US 4,009,574 | Compression-ignition internal combustion engines Term ended Term ended no later than Mar 1, 1997 · Low confidence | Term ended | Term ended no later than Mar 1, 1997 | Low confidence |
| US 4,026,115 | Supercharged internal combustion engines, in particular diesel engines Term ended Term ended no later than May 31, 1997 · Low confidence | Term ended | Term ended no later than May 31, 1997 | Low confidence |
| US 4,430,860 | Supercharged internal combustion engines, inter alia diesel engines Term ended Term ended no later than Feb 14, 2004 · Low confidence | Term ended | Term ended no later than Feb 14, 2004 | Low confidence |
| US 4,432,206 | Supercharged internal combustion engines, in particular diesel engines, and in methods for starting up and regulating the speed of these engines Term ended Term ended no later than Feb 21, 2004 · Low confidence | Term ended | Term ended no later than Feb 21, 2004 | Low confidence |
| US 4,616,481 | Supercharged internal combustion engines having a bypass conduit and an auxiliary combustion chamber which are provided with a regulating system Term ended Term ended no later than Oct 14, 2006 · Low confidence | Term ended | Term ended no later than Oct 14, 2006 | Low confidence |
| US 5,075,742 | Semiconductor structure for optoelectronic components with inclusions Formerly held Term ended Term ended no later than Dec 24, 2011 · Low confidence | Term ended | Term ended no later than Dec 24, 2011 | Low confidence |