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Patent applications and USPTO patent grants for Chisholm; James.The latest application filed is for "hammerless pipe union".
Patent | Date |
---|---|
Hammerless Pipe Union App 20210180730 - Nelsen; Blair ;   et al. | 2021-06-17 |
Hammerless pipe union Grant 10,955,075 - Nelsen , et al. March 23, 2 | 2021-03-23 |
Enclosure Device For Removable And Reconfigurable Racks Supporting Arrays Of Conduits App 20200378218 - Nelsen; Blair ;   et al. | 2020-12-03 |
Hammer union wrench Grant 10,668,601 - Nelsen , et al. | 2020-06-02 |
Top drive torque restraint device Grant 10,527,075 - Nelsen , et al. J | 2020-01-07 |
Top Drive Torque Restraint Device App 20180223884 - NELSEN; Blair ;   et al. | 2018-08-09 |
Hammerless Pipe Union App 20180187804 - Nelsen; Blair ;   et al. | 2018-07-05 |
Hammer Union Wrench App 20170225305 - Nelsen; Blair ;   et al. | 2017-08-10 |
Integral vacuum cleaner bumper Grant 7,533,440 - Paterson , et al. May 19, 2 | 2009-05-19 |
Integral vacuum cleaner bumper App 20050217063 - Paterson, Christopher M. ;   et al. | 2005-10-06 |
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