Ceramphysics, Inc.
Records under this name other than patents Ceramphysics, Inc. holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 6,372,375 | Ceramic fuel cell Term ended Term ended Jun 10, 2019 · From the USPTO record | Term ended | Term ended Jun 10, 2019 | From the USPTO record |
| US 7,775,242 | Solid state regulator for natural gas Lapsed on the fee record Ended Aug 17, 2018 · From the USPTO record | Lapsed on the fee record | Ended Aug 17, 2018 | From the USPTO record |
| US 6,824,661 | Combined oxygen and NOx sensor Lapsed on the fee record Ended Nov 30, 2016 · From the USPTO record | Lapsed on the fee record | Ended Nov 30, 2016 | From the USPTO record |
| US 6,592,731 | Amperometric oxygen sensor Lapsed on the fee record Ended Jul 15, 2015 · From the USPTO record | Lapsed on the fee record | Ended Jul 15, 2015 | From the USPTO record |
| US 6,411,491 | Capacitive energy storage device and method of producing the same Lapsed on the fee record Ended Jun 25, 2014 · From the USPTO record | Lapsed on the fee record | Ended Jun 25, 2014 | From the USPTO record |
| US 6,290,757 | Nitrogen purification device Lapsed on the fee record Ended Sep 18, 2013 · From the USPTO record | Lapsed on the fee record | Ended Sep 18, 2013 | From the USPTO record |
| US 6,877,325 | Electrocaloric device and thermal transfer systems employing the same Lapsed on the fee record Ended Apr 12, 2013 · From the USPTO record | Lapsed on the fee record | Ended Apr 12, 2013 | From the USPTO record |
| US 6,690,567 | Capacitive energy storage device Lapsed on the fee record Ended Feb 10, 2012 · From the USPTO record | Lapsed on the fee record | Ended Feb 10, 2012 | From the USPTO record |
| US 4,545,254 | Materials and methods for pressure and temperature sensors at cryogenic temperatures Term ended Term ended no later than Oct 8, 2005 · Low confidence | Term ended | Term ended no later than Oct 8, 2005 | Low confidence |
| US 4,599,677 | Capacitive energy storage device for use at cryogenic temperatures Term ended Term ended no later than Jul 8, 2006 · Low confidence | Term ended | Term ended no later than Jul 8, 2006 | Low confidence |