US5301760C1
Expired / Lapsed
US
⏱️ 0.0 years remaining
Completing horizontal drain holes from a vertical well
Assignee: Halliburton Energy Services Inc
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Filing: 1992-09-10
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Granted: 2002-06-11
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Expires: 2012-09-10
Abstract
No abstract record available.
Inventors
- 👤 Stephen A Graham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:19
CPC Classifications
E; E21; E21B; E21B43/00; E21B43/14; E21B29/00; E21B29/06; E21B33/00; E21B33/10; E21B33/13; E21B33/14; E21B41/00; E21B41/0035; E21B41/0042; E21B7/00; E21B7/04; E21B7/06; E21B7/061
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2005-06-10 | 2005-12-10 | 2006-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2009-06-10 | 2009-12-10 | 2010-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2013-06-10 | 2013-12-10 | 2014-06-11 | $7700.00 | Window Closed / Lapsed |