Grant; David H.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Grant; David H..The latest application filed is for "tubing expansion".
- Grant; David H. - Aberdeenshire GB
- Grant; David H. - Ellon GB
| Patent | Date |
|---|---|
| Tubing Expansion App 20120181732 - Stephenson; David ; et al. | 2012-07-19 |
| Tubing expansion Grant 8,075,813 - Stephenson , et al. December 13, 2 | 2011-12-13 |
| Tubing Expansion App 20070107195 - Stephenson; David ; et al. | 2007-05-17 |
| Tubing expansion Grant 7,144,243 - Stephenson , et al. December 5, 2 | 2006-12-05 |
| Tubing expansion with an apparatus that cycles between different diameter configurations Grant 7,063,149 - Simpson , et al. June 20, 2 | 2006-06-20 |
| Tubing expansion App 20040154808 - Simpson, Neil Andrew Abercrombie ; et al. | 2004-08-12 |
| Tubing expansion Grant 6,695,065 - Simpson , et al. February 24, 2 | 2004-02-24 |
| Tubing expansion App 20030127774 - Stephenson, David ; et al. | 2003-07-10 |
| Tubing expansion App 20030051885 - Simpson, Neil Andrew Abercrombie ; et al. | 2003-03-20 |
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