Kirk; Ian Alastair
Patent Applications and Registrations
Patent applications and USPTO patent grants for Kirk; Ian Alastair.The latest application filed is for "casing end tool".
- Kirk; Ian Alastair - Aberdeen N/A GB
- Kirk; Ian Alastair - Milltimber GB
- Kirk; Ian Alastair - Aberdeenshire GB
| Patent | Date |
|---|---|
| Casing bit and casing reamer designs Grant 8,561,729 - King , et al. October 22, 2 | 2013-10-22 |
| Centraliser Grant D671,960 - Kirk , et al. December 4, 2 | 2012-12-04 |
| Centraliser Grant D662,952 - Kirk , et al. July 3, 2 | 2012-07-03 |
| Casing End Tool App 20110209922 - King; William W. ; et al. | 2011-09-01 |
| Casing Bit And Casing Reamer Designs App 20100307837 - King; William W. ; et al. | 2010-12-09 |
| Cement flow control tool Grant 7,743,829 - Kirk , et al. June 29, 2 | 2010-06-29 |
| Centralizer Grant 7,694,733 - Clark , et al. April 13, 2 | 2010-04-13 |
| Centralizer App 20080210419 - Clark; Alistair Bertram ; et al. | 2008-09-04 |
| Slotted expandable centraliser Grant 7,096,939 - Kirk , et al. August 29, 2 | 2006-08-29 |
| Cement flow control tool App 20060000993 - Kirk; Ian Alastair ; et al. | 2006-01-05 |
| Slotted expandable centraliser App 20050150654 - Kirk, Ian Alastair ; et al. | 2005-07-14 |
| ADI centralizer Grant 6,845,816 - Kirk , et al. January 25, 2 | 2005-01-25 |
| Centraliser Grant 6,830,102 - Kirk , et al. December 14, 2 | 2004-12-14 |
| Downhole tool Grant 6,659,173 - Kirk , et al. December 9, 2 | 2003-12-09 |
| Centralizer App 20030159834 - Kirk, Ian Alastair ; et al. | 2003-08-28 |
| Centraliser App 20030010540 - Kirk, Ian Alastair ; et al. | 2003-01-16 |
| Casing centralizer Grant 6,435,275 - Kirk , et al. August 20, 2 | 2002-08-20 |
| Downhole tool Grant 6,401,820 - Kirk , et al. June 11, 2 | 2002-06-11 |
| Casing Centrliser App 20020023749 - KIRK, IAN ALASTAIR ; et al. | 2002-02-28 |
| ADI centralizer App 20010035291 - Kirk, Ian Alastair ; et al. | 2001-11-01 |
| Gripping device Grant 5,860,760 - Kirk January 19, 1 | 1999-01-19 |
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