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Patent applications and USPTO patent grants for Kendall; Alexander M..The latest application filed is for "multi-layer packer backup ring with closed extrusion gaps".
Patent | Date |
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Multi-layer packer backup ring with closed extrusion gaps Grant 10,822,912 - Kendall , et al. November 3, 2 | 2020-11-03 |
Slotted anti-extrusion ring assembly Grant 10,704,355 - Deng , et al. | 2020-07-07 |
Multi-layer packer backup ring with closed extrusion gaps Grant 10,689,942 - Kendall , et al. | 2020-06-23 |
Seal backup, seal system and wellbore system Grant 10,526,864 - Deng , et al. J | 2020-01-07 |
Multi-layer Packer Backup Ring With Closed Extrusion Gaps App 20190345791 - Kendall; Alexander M. ;   et al. | 2019-11-14 |
Axially Articulated and Rotationally Locked Backup Ring Assembly for a Sealing Element App 20190128089 - Guerra; Daniel ;   et al. | 2019-05-02 |
Multi-layer Packer Backup Ring with Closed Extrusion Gaps App 20190078413 - Kendall; Alexander M. ;   et al. | 2019-03-14 |
Seal Backup, Seal System And Wellbore System App 20190040710 - Deng; Guijun ;   et al. | 2019-02-07 |
Packer Backup Ring with Closed Extrusion Gaps App 20180298716 - Cayson; Andrew J. ;   et al. | 2018-10-18 |
Multi-layer Packer Backup Ring with Closed Extrusion Gaps App 20180298718 - Cayson; Andrew J. ;   et al. | 2018-10-18 |
Downhole sealing apparatus Grant 9,926,762 - Kendall , et al. March 27, 2 | 2018-03-27 |
Slotted Backup Ring Assembly App 20180023366 - Deng; Guijun ;   et al. | 2018-01-25 |
Slotted Anti-extrusion Ring Assembly App 20170191340 - Deng; Guijun ;   et al. | 2017-07-06 |
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