Exxon Enterprises
Records under this name other than patents Exxon Enterprises holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 4,000,365 | Apparatus for detecting a poor facsimile transmission Term ended Term ended no later than Dec 28, 1996 · Low confidence | Term ended | Term ended no later than Dec 28, 1996 | Low confidence |
| US 4,060,412 | Method for preparing a fiber reinforced metal matrix using microscopic fibers Formerly held Term ended Term ended no later than Nov 29, 1997 · Low confidence | Term ended | Term ended no later than Nov 29, 1997 | Low confidence |
| US 4,130,840 | Method and apparatus for coupling facsimile signals to a telephone network Term ended Term ended no later than Dec 19, 1998 · Low confidence | Term ended | Term ended no later than Dec 19, 1998 | Low confidence |
| US 4,131,917 | Frequency limiter Term ended Term ended no later than Dec 26, 1998 · Low confidence | Term ended | Term ended no later than Dec 26, 1998 | Low confidence |
| US 4,198,582 | High performance stepper motor Term ended Term ended no later than Apr 15, 2000 · Low confidence | Term ended | Term ended no later than Apr 15, 2000 | Low confidence |
| US 4,203,676 | Ribbon mounting apparatus Formerly held Term ended Term ended no later than May 20, 2000 · Low confidence | Term ended | Term ended no later than May 20, 2000 | Low confidence |
| US 4,203,677 | Printer ribbon lift assembly Term ended Term ended no later than May 20, 2000 · Low confidence | Term ended | Term ended no later than May 20, 2000 | Low confidence |
| US 4,210,831 | Involute lamination armature for a linear reciprocating motor Term ended Term ended no later than Jul 1, 2000 · Low confidence | Term ended | Term ended no later than Jul 1, 2000 | Low confidence |
| US 4,227,176 | Continuous speech recognition method Formerly held Term ended Term ended no later than Oct 7, 2000 · Low confidence | Term ended | Term ended no later than Oct 7, 2000 | Low confidence |
| US 4,227,177 | Continuous speech recognition method Formerly held Term ended Term ended no later than Oct 7, 2000 · Low confidence | Term ended | Term ended no later than Oct 7, 2000 | Low confidence |