Walthall; Bryan
Patent Applications and Registrations
Patent applications and USPTO patent grants for Walthall; Bryan.The latest application filed is for "leak-free rotary valve with internal worm gear".
- Walthall; Bryan - Bozeman MT
| Patent | Date |
|---|---|
| Leak-free rotary valve with internal worm gear Grant 9,377,121 - Burgess , et al. June 28, 2 | 2016-06-28 |
| Leak-free reciprocating stemmed valve Grant 8,690,119 - Burgess , et al. April 8, 2 | 2014-04-08 |
| Planetary gear ball valve Grant 8,496,228 - Burgess , et al. July 30, 2 | 2013-07-30 |
| Planetary gear valve Grant 8,490,946 - Burgess , et al. July 23, 2 | 2013-07-23 |
| Leak-free Rotary Valve With Internal Worm Gear App 20130175463 - Burgess; Kevin ; et al. | 2013-07-11 |
| Rotary Valve Adapter Assembly With Planetary Gear System App 20130140475 - Burgess; Kevin ; et al. | 2013-06-06 |
| Rotary Valve Adapter Assembly With Planetary Gear System App 20130140476 - Burgess; Kevin ; et al. | 2013-06-06 |
| Pet toy with interlocking arms and recess for treat App 20130087104 - Williams; Spencer ; et al. | 2013-04-11 |
| Planetary Gear Ball Valve App 20130026397 - Burgess; Kevin ; et al. | 2013-01-31 |
| Leak-free Reciprocating Stemmed Valve App 20120319019 - Burgess; Kevin ; et al. | 2012-12-20 |
| Planetary Gear Valve App 20120187319 - Burgess; Kevin ; et al. | 2012-07-26 |
| Stemless ball valve Grant 8,132,786 - Burgess , et al. March 13, 2 | 2012-03-13 |
| Stemless Ball Valve App 20110180739 - Burgess; Kevin ; et al. | 2011-07-28 |
| Stemless ball valve Grant 7,971,855 - Burgess , et al. July 5, 2 | 2011-07-05 |
| Automatically flushing toilet Grant 7,913,327 - Meike , et al. March 29, 2 | 2011-03-29 |
| Automatically Flushing Toilet App 20100325785 - Meike; Donald Lewis ; et al. | 2010-12-30 |
| Stemless Ball Valve App 20100140521 - Burgess; Kevin ; et al. | 2010-06-10 |
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