US3007526A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for performing operations in wells
Assignee: Jersey Production Research Co
•
Filing: 1958-06-04
•
Granted: 1961-11-07
•
Expires: 1978-06-04
Abstract
No abstract record available.
Inventors
- 👤 Gilbert H Tausch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:42
CPC Classifications
E; E21; E21B; E21B37/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2212491A
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US2462230A
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US2749841A
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US2782860A
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US2852078A
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US2805718A
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US2810442A
Cited
US2800186A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-11-06 | 1965-05-08 | 1965-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-06 | 1969-05-08 | 1969-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-06 | 1973-05-08 | 1973-11-07 | $7700.00 | Window Closed / Lapsed |