BOWSHER; Richard Francis
Patent Applications and Registrations
Patent applications and USPTO patent grants for BOWSHER; Richard Francis.The latest application filed is for "an adjustable valve".
- BOWSHER; Richard Francis - Wokingham Berkshire
- Bowsher; Richard Francis - Berkshire N/A GB
- Bowsher; Richard Francis - Reading GB
- Bowsher; Richard Francis - Calcot GB
| Patent | Date |
|---|---|
| An Adjustable Valve App 20220260166 - BOTTOM; David Simon ; et al. | 2022-08-18 |
| Sealing cushion with inner membrane Grant 11,058,839 - Bowsher July 13, 2 | 2021-07-13 |
| Patient Interface Connector App 20190388641 - BOWSHER; Richard Francis | 2019-12-26 |
| Respiratory mask Grant 10,238,826 - Bowsher | 2019-03-26 |
| Respiratory mask Grant 10,188,818 - Bowsher Ja | 2019-01-29 |
| Respiratory mask Grant D838,838 - Bowsher Ja | 2019-01-22 |
| Breathing mask Grant D775,323 - Bowsher December 27, 2 | 2016-12-27 |
| Improvements Relating To Respiratory Masks App 20160339196 - BOWSHER; Richard Francis | 2016-11-24 |
| Respiratory mask Grant D754,328 - Bowsher April 19, 2 | 2016-04-19 |
| Respiratory Mask App 20150250970 - Bowsher; Richard Francis | 2015-09-10 |
| Breathing mask Grant D720,846 - Bowsher January 6, 2 | 2015-01-06 |
| Breathing mask Grant D703,808 - Bowsher April 29, 2 | 2014-04-29 |
| Respiratory Mask App 20140053845 - Bowsher; Richard Francis | 2014-02-27 |
| Anti-asphyxiation valves Grant 8,646,449 - Bowsher February 11, 2 | 2014-02-11 |
| Anti-asphyxiation Valves App 20100263669 - Bowsher; Richard Francis | 2010-10-21 |
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