Mark Ezekiel
Inventor
Stats
- 1 total patents issued
- 4 total patents filed
- most recent filing
This is official USPTO record data
Details
- 1 Issued Patents
- 4 Filed Patents
- 0 Total Citation Count
- Apr 23, 2012 Most Recent Filing
- Apr 26, 2010 Earliest Filing
Work History
| Patent Owner | Applications Filed | Year |
|---|---|---|
| BP EXPLORATION OPERATING COMPANY LIMITED | 1 | 2012 |
| BP CORPORATION NORTH AMERICA INC. | 2 2 | 2010 2012 |
Inventor Addresses
| Address | Duration |
|---|---|
| Magnolia, TX, US | Nov 04, 10 - Mar 19, 13 |
Technology Profile
| Technology | # of Patents | |
|---|---|---|
| E21B: | EARTH OR ROCK DRILLING | 2 |
| F16K: | VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING | 4 |
Patents / Publication
| Patents / Publication # | Year of Publication / Issued | Title | Citations |
|---|---|---|---|
| 8,398,053 | 2013 | Double piston trunnion mounted ball valves and methods of use | 0 |
| 2012/0273,209 | 2012 | WEGHTED PRESSURE RELIEF VALVE | 0 |
| 2012/0273,220 | 2012 | PRESSURE RELIEF VALVE | 0 |
| 2010/0276,620 | 2010 | DOUBLE PISTON TRUNNION MOUNTED BALL VALVES AND METHODS OF USE | 0 |
