BL Technology Limited
Records under this name other than patents BL Technology Limited holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 4,464,952 | Control systems for continuously variable ratio transmissions (CVT) Formerly held Term ended Term ended no later than Aug 14, 2004 · Low confidence | Term ended | Term ended no later than Aug 14, 2004 | Low confidence |
| US 4,477,986 | Method of, and apparatus for, detecting leaks Term ended Term ended no later than Oct 23, 2004 · Low confidence | Term ended | Term ended no later than Oct 23, 2004 | Low confidence |
| US 4,505,293 | Fluid flow control valve Term ended Term ended no later than Mar 19, 2005 · Low confidence | Term ended | Term ended no later than Mar 19, 2005 | Low confidence |
| US 4,528,861 | Constant mesh gearboxes Term ended Term ended no later than Jul 16, 2005 · Low confidence | Term ended | Term ended no later than Jul 16, 2005 | Low confidence |
| US 4,553,515 | Cylinder head for spark ignition internal combustion engine Term ended Term ended no later than Nov 19, 2005 · Low confidence | Term ended | Term ended no later than Nov 19, 2005 | Low confidence |
| US 4,577,489 | Detecting leaks Term ended Term ended no later than Mar 25, 2006 · Low confidence | Term ended | Term ended no later than Mar 25, 2006 | Low confidence |
| US 4,577,490 | Detecting leaks Term ended Term ended no later than Mar 25, 2006 · Low confidence | Term ended | Term ended no later than Mar 25, 2006 | Low confidence |
| US 4,580,443 | Detecting leaks Term ended Term ended no later than Apr 8, 2006 · Low confidence | Term ended | Term ended no later than Apr 8, 2006 | Low confidence |
| US 4,584,869 | Method and apparatus for detecting knock in a spark ignition engine Formerly held Term ended Term ended no later than Apr 29, 2006 · Low confidence | Term ended | Term ended no later than Apr 29, 2006 | Low confidence |
| US 4,712,736 | Method and system for maintaining a spray pattern Formerly held Term ended Term ended no later than Dec 15, 2007 · Low confidence | Term ended | Term ended no later than Dec 15, 2007 | Low confidence |