Sid Harvey, Inc.
Records under this name other than patents Sid Harvey, Inc. holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.
Showing 1 to 7 of 7 · Back to Sid Harvey, Inc.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 3,960,469 | Reversible pump Term ended Term ended no later than Jun 1, 1996 · Low confidence | Term ended | Term ended no later than Jun 1, 1996 | Low confidence |
| US 4,247,267 | Valve controlled reversible pump Term ended Term ended no later than Jan 27, 2001 · Low confidence | Term ended | Term ended no later than Jan 27, 2001 | Low confidence |
| US 4,276,871 | Flue damper and draft regulator Term ended Term ended no later than Jul 7, 2001 · Low confidence | Term ended | Term ended no later than Jul 7, 2001 | Low confidence |
| US 4,381,019 | Pressure responsive valve Term ended Term ended no later than Apr 26, 2003 · Low confidence | Term ended | Term ended no later than Apr 26, 2003 | Low confidence |
| US 4,392,796 | Valve controlled reversible pump with anticavitation means Term ended Term ended no later than Jul 12, 2003 · Low confidence | Term ended | Term ended no later than Jul 12, 2003 | Low confidence |
| US 4,416,592 | Liquid flow control apparatus Term ended Term ended no later than Nov 22, 2003 · Low confidence | Term ended | Term ended no later than Nov 22, 2003 | Low confidence |
| US 4,952,311 | Fuel oil filter element Term ended Term ended no later than Aug 28, 2010 · Low confidence | Term ended | Term ended no later than Aug 28, 2010 | Low confidence |