MATHENA; JOHN
Patent Applications and Registrations
Patent applications and USPTO patent grants for MATHENA; JOHN.The latest application filed is for "mud-gas separator apparatus and methods".
- MATHENA; JOHN - EDMOND OK
| Patent | Date |
|---|---|
| Mud-gas Separator Apparatus And Methods App 20170370167 - AKTAS; LEVENT ; et al. | 2017-12-28 |
| Intelligent Sensor Systems And Methods App 20160168933 - Aktas; Levent ; et al. | 2016-06-16 |
| Control panel, and digital display units and sensors therefor Grant 9,353,586 - Mathena , et al. May 31, 2 | 2016-05-31 |
| Integrated Vent Gas Separator And Flare Stack App 20150099231 - Long; Timothy ; et al. | 2015-04-09 |
| Drive over cable cover segment Grant D719,519 - Mathena , et al. December 16, 2 | 2014-12-16 |
| Portion of digital gauge Grant D714,174 - Mathena , et al. September 30, 2 | 2014-09-30 |
| Portion of digital gauge Grant D714,175 - Mathena , et al. September 30, 2 | 2014-09-30 |
| Control Panel, And Digital Display Units And Sensors Therefor App 20130300568 - Mathena; John ; et al. | 2013-11-14 |
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