David Alan Turrell
Inventor
Stats
- 2 US patents issued
- 7 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 2 US Patents Issued
- 7 US Applications Filed
- 18 Total Citation Count
- Aug 13, 2020 Most Recent Filing
- May 6, 2004 Earliest Filing
Work History
| Patent Owner | Applications Filed | Year |
|---|---|---|
| EDWARDS LIMITED | 2
2 1 | 2004
2005 2011 |
Inventor Addresses
| Address | Duration |
|---|---|
| Burgess Hill, GB | Sep 28, 06 - Jul 09, 24 |
| Burgess Hill, Sussex, GB | Sep 15, 22 - Sep 15, 22 |
| West Sussex, GB | Apr 17, 08 - Apr 17, 08 |
Technology Profile
| Technology | Matters | |
|---|---|---|
| F03C: | POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS | 1 |
| F04B: | POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS | 1 |
| F04C: | ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS | 5 |
Patents / Publication
| Patents / Publication # | Year of Publication / Issued | Title | Citations |
|---|---|---|---|
| 12031542 | 2024 | Vacuum pump comprising a relief valve and a method of assembly of the relief valve | 0 |
| 11578722 | 2023 | Multi-stage vacuum booster pump coupling | 0 |
| 11542946 | 2023 | Twin-shaft pumps with thermal breaks | 0 |
| 2022/0299,035 | 2022 | A VACUUM PUMP COMPRISING A RELIEF VALVE AND A METHOD OF ASSEMBLY OF THE RELIEF VALVE | 0 |
| 2022/0290,767 | 2022 | NON-RETURN CHECK VALVE FOR VACUUM SYSTEM | 0 |
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