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Legal status
Patent lapsed (non-payment of fees)
| (51) | INT.CL.: (2006.01) |
E21B 36/00 |
| (11) | Number of the document | 5472 |
| (13) | Kind of document | B |
| (21) | Application number | 2007 004 |
| (22) | Date of filing the application | 2007-01-23 |
| (41) | Date of publication of the application | 2007-12-27 |
| (45) | Date of publication of patent | 2008-02-25 |
| (86) | Number | PCT/US2005/022305 |
| Date | 2005-06-23 |
| (87) | Number | WO2006002325 |
| Date | 2006-01-05 |
| (30) | Number | Date | Country code |
| 60/582,626 | 2004-06-23 | US | |
| 60/650,667 | 2005-02-07 | US |
| (71) |
Harry B. CURLETT,
4239 Pat O'Hara Mountain Drive, Cody, WY 82414-9225,
US
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| (72) |
Harry B. CURLETT, US
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| (73) |
TERRAWATT HOLDINGS CORPORATION,
3000 Weslayan, Suite 211, Houston, Texas 77027,
US
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| (74) |
Vaclovas KIŠKIS,
Bebrų g. 20, Adomaičiai, LT-15234 Vilniaus raj.,
LT
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| (54) | METHOD OF DEVELOPING AND PRODUCING DEEP GEOTHERMAL RESERVOIRS |
| Payment date | Validity (years) | Amount | |
| 2007-01-23 | 3 | 280.00 LTL |
| Patent lapsed (non-payment of fees) | ||
| Invalidation date | 2008-06-23 |