Lockheed Aircraft Corp.
Records under this name other than patents Lockheed Aircraft Corp. holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.
Back to Lockheed Aircraft Corp.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 3,933,199 | Method and apparatus for supplying a temperature conditioned airflow to an open compartment in an explosion sustaining ambient surrounding Term ended Term ended no later than Jan 20, 1996 · Low confidence | Term ended | Term ended no later than Jan 20, 1996 | Low confidence |
| US 3,936,736 | Radome test instrument Term ended Term ended no later than Feb 3, 1996 · Low confidence | Term ended | Term ended no later than Feb 3, 1996 | Low confidence |
| US 3,939,321 | Portable electrical discharge metalworking machine Term ended Term ended no later than Feb 17, 1996 · Low confidence | Term ended | Term ended no later than Feb 17, 1996 | Low confidence |
| US 3,941,027 | Fastener system for structural members Term ended Term ended no later than Mar 2, 1996 · Low confidence | Term ended | Term ended no later than Mar 2, 1996 | Low confidence |
| US 3,946,600 | Acoustic emission method for detection and monitoring of corrosion Term ended Term ended no later than Mar 30, 1996 · Low confidence | Term ended | Term ended no later than Mar 30, 1996 | Low confidence |
| US 3,949,958 | Pitch control system Term ended Term ended no later than Apr 13, 1996 · Low confidence | Term ended | Term ended no later than Apr 13, 1996 | Low confidence |
| US 3,950,058 | Programmable wiring system and junction box for use therein Term ended Term ended no later than Apr 13, 1996 · Low confidence | Term ended | Term ended no later than Apr 13, 1996 | Low confidence |
| US 3,954,693 | Coating Term ended Term ended no later than May 4, 1996 · Low confidence | Term ended | Term ended no later than May 4, 1996 | Low confidence |
| US 3,956,673 | Printed circuit modules cooled by rack with forced air Term ended Term ended no later than May 11, 1996 · Low confidence | Term ended | Term ended no later than May 11, 1996 | Low confidence |
| US 3,956,731 | Detection apparatus for structural failure in aircraft employing piezoelectric transducers Term ended Term ended no later than May 11, 1996 · Low confidence | Term ended | Term ended no later than May 11, 1996 | Low confidence |