Stellman; Vernon T.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Stellman; Vernon T..The latest application filed is for "trenching system with hydraulically adjustable hub".
- Stellman; Vernon T. - Stillwater OK
| Patent | Date |
|---|---|
| Trenching system with hydraulically adjustable hub Grant 11,396,734 - Sewell , et al. July 26, 2 | 2022-07-26 |
| Vacuum excavator hose handle Grant D930,713 - Rush , et al. September 14, 2 | 2021-09-14 |
| Mobile vacuum system Grant 10,844,574 - Bural , et al. November 24, 2 | 2020-11-24 |
| Trenching System With Hydraulically Adjustable Hub App 20200018041 - Sewell; Cody L. ; et al. | 2020-01-16 |
| Track tensioner Grant 10,435,092 - Stellman O | 2019-10-08 |
| Trenching system with hydraulically adjustable hub Grant 10,422,107 - Sewell , et al. Sept | 2019-09-24 |
| Trenching system Grant 10,378,179 - Ruhl , et al. A | 2019-08-13 |
| Mobile Vacuum System App 20180327999 - Bural; David A. ; et al. | 2018-11-15 |
| Track Tensioner App 20180105217 - Stellman; Vernon T. | 2018-04-19 |
| Trenching System App 20170362795 - Ruhl; Michael C. ; et al. | 2017-12-21 |
| Trenching System With Hydraulically Adjustable Hub App 20170298594 - Sewell; Cody L. ; et al. | 2017-10-19 |
| Trenching system Grant 9,752,301 - Ruhl , et al. September 5, 2 | 2017-09-05 |
| Trenching system with hydraulically adjustable hub Grant 9,695,573 - Sewell , et al. July 4, 2 | 2017-07-04 |
| Trenching System With Hydraulically Adjustable Hub App 20150218777 - Sewell; Cody L. ; et al. | 2015-08-06 |
| Trenching System App 20140345169 - Ruhl; Michael C. ; et al. | 2014-11-27 |
| Trenching system Grant 8,806,784 - Ruhl , et al. August 19, 2 | 2014-08-19 |
| Trenching System App 20130145657 - Ruhl; Michael C. ; et al. | 2013-06-13 |
| Trenching system Grant 8,375,605 - Ruhl , et al. February 19, 2 | 2013-02-19 |
| Conical cutting element Grant D640,291 - Stellman , et al. June 21, 2 | 2011-06-21 |
| Micro-trenching blade Grant D640,292 - Stellman , et al. June 21, 2 | 2011-06-21 |
| Micro-trenching blade Grant D640,290 - Stellman , et al. June 21, 2 | 2011-06-21 |
| Trenching System App 20110016754 - Ruhl; Michael C. ; et al. | 2011-01-27 |
| Utility Track Machine With Undercarriage Bogie Rollers App 20070017713 - Sewell; Cody L. ; et al. | 2007-01-25 |
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