Sfe Technologies, a Corp. Of
Records under this name other than patents Sfe Technologies, a Corp. Of holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.
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| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 4,431,937 | Piezoelectric crystal assembly including protective mounting and covering means 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 4,490,774 | Capacitors containing polyfunctional acrylate polymers as dielectrics Formerly held Term ended Term ended no later than Dec 25, 2004 · Low confidence | Term ended | Term ended no later than Dec 25, 2004 | Low confidence |
| US 4,499,520 | Capacitor with dielectric comprising poly-functional acrylate polymer and method of making Formerly held Term ended Term ended no later than Feb 12, 2005 · Low confidence | Term ended | Term ended no later than Feb 12, 2005 | Low confidence |
| US 4,513,349 | Acrylate-containing mixed ester monomers and polymers thereof useful as capacitor dielectrics Formerly held Term ended Term ended no later than Apr 23, 2005 · Low confidence | Term ended | Term ended no later than Apr 23, 2005 | Low confidence |
| US 4,515,931 | Polyfunctional acrylate monomers and polymers thereof useful as capacitor dielectrics Formerly held Term ended Term ended no later than May 7, 2005 · Low confidence | Term ended | Term ended no later than May 7, 2005 | Low confidence |
| US 4,516,092 | Leadless filter component Term ended Term ended no later than May 7, 2005 · Low confidence | Term ended | Term ended no later than May 7, 2005 | Low confidence |
| US 4,533,710 | 1,2-Alkanediol diacrylate monomers and polymers thereof useful as capacitor dielectrics Formerly held Term ended Term ended no later than Aug 6, 2005 · Low confidence | Term ended | Term ended no later than Aug 6, 2005 | Low confidence |
| US 4,538,346 | Method for manufacture of selectively coated carrier plate Term ended Term ended no later than Sep 3, 2005 · Low confidence | Term ended | Term ended no later than Sep 3, 2005 | Low confidence |
| US 4,584,628 | Miniature monolithic electrical capacitor Formerly held Term ended Term ended no later than Apr 22, 2006 · Low confidence | Term ended | Term ended no later than Apr 22, 2006 | Low confidence |
| US 4,586,111 | Capacitor with dielectric comprising a polymer of polyacrylate polyether pre-polymer 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 |