Murray; Richard Leefe Douglas
Patent Applications and Registrations
Patent applications and USPTO patent grants for Murray; Richard Leefe Douglas.The latest application filed is for "deformable non-round membrane assemblies".
- Murray; Richard Leefe Douglas - Melbourn GB
- Murray; Richard Leefe Douglas - US
| Patent | Date |
|---|---|
| Deformable non-round membrane assemblies Grant 10,823,981 - Stevens , et al. November 3, 2 | 2020-11-03 |
| Deformable Non-round Membrane Assemblies App 20200089024 - Stevens; Robert Edward ; et al. | 2020-03-19 |
| Deformable Non-Round Membrane Assemblies App 20180101028 - Stevens; Robert Edward ; et al. | 2018-04-12 |
| Deformable membrane assemblies Grant 9,810,923 - Stevens , et al. November 7, 2 | 2017-11-07 |
| Deformable non-round membrane assemblies Grant 9,791,720 - Stevens , et al. October 17, 2 | 2017-10-17 |
| Deformable Non-Round Membrane Assemblies App 20170269378 - Stevens; Robert Edward ; et al. | 2017-09-21 |
| Deformable non-round membrane assemblies Grant 9,709,824 - Stevens , et al. July 18, 2 | 2017-07-18 |
| Improvements In Or Relating To Deformable Non-Round Membrane Assemblies App 20150309334 - Stevens; Robert Edward ; et al. | 2015-10-29 |
| Deformable Membrane Assemblies App 20150055084 - Stevens; Robert Edward ; et al. | 2015-02-26 |
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