Castro; Candido
Patent Applications and Registrations
Patent applications and USPTO patent grants for Castro; Candido.The latest application filed is for "treatment tool for use in a subterranean well".
- Castro; Candido - Richmond TX
- Castro; Candido - Houston TX
| Patent | Date |
|---|---|
| Treatment tool for use in a subterranean well Grant 10,844,695 - Castro , et al. November 24, 2 | 2020-11-24 |
| Treatment Tool For Use In A Subterranean Well App 20190120025 - CASTRO; Candido ; et al. | 2019-04-25 |
| Treatment tool for use in a subterranean well Grant 10,227,848 - Castro , et al. | 2019-03-12 |
| Revolving ball seat for hydraulically actuating tools Grant 9,759,044 - Castro September 12, 2 | 2017-09-12 |
| Treatment Tool For Use In A Subterranean Well App 20170241235 - CASTRO; Candido ; et al. | 2017-08-24 |
| Downhole Tool having Slips Set by Stacked Rings App 20170145780 - Castro; Candido ; et al. | 2017-05-25 |
| Resettable ball seat for hydraulically actuating tools Grant 9,638,004 - Castro May 2, 2 | 2017-05-02 |
| Revolving Ball Seat for Hydraulically Actuating Tools App 20160024872 - Castro; Candido | 2016-01-28 |
| Expandable ball seat for hydraulically actuating tools Grant 9,187,978 - Castro November 17, 2 | 2015-11-17 |
| Resettable Ball Seat for Hydraulically Actuating Tools App 20140262325 - Castro; Candido | 2014-09-18 |
| Expandable Ball Seat for Hydraulically Actuating Tools App 20140251629 - Castro; Candido | 2014-09-11 |
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