Black Gold Pump and Supply, Inc.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Black Gold Pump and Supply, Inc..The latest application filed is for "check valve with nylon cage insert".
- Black Gold Pump and Supply, Inc. - Signal Hill CA
| Patent | Date |
|---|---|
| Rod string latching tool without integral release mechanism and method for use of same Grant 10,570,674 - Bair , et al. Feb | 2020-02-25 |
| Check valve with nylon cage insert Grant 10,550,950 - Bair , et al. Fe | 2020-02-04 |
| Resealable tubing drain for oilfield service Grant 10,337,286 - Bair , et al. | 2019-07-02 |
| Check Valve with Nylon Cage Insert App 20190120397 - Baer; Michael ; et al. | 2019-04-25 |
| Downhole valve with cage inserts Grant 10,184,314 - Bair , et al. Ja | 2019-01-22 |
| Hydraulic drain for oilfield service Grant 9,784,069 - Bair , et al. October 10, 2 | 2017-10-10 |
| Polish rod alignment device/stuffing box packing preserver Grant 9,784,055 - Bair , et al. October 10, 2 | 2017-10-10 |
| Hydraulic anchor for oilfield service and method of using the same Grant 9,157,289 - Bair , et al. October 13, 2 | 2015-10-13 |
uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.
While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.
All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.
| 