US3464496A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Running of elongated pipe in a well
Assignee: ExxonMobil Upstream Research Co
•
Filing: 1968-09-30
•
Granted: 1969-09-02
•
Expires: 1988-09-30
Abstract
No abstract record available.
Inventors
- 👤 Edmond R Genois
- 👤 Thomas W Childers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 02:10
CPC Classifications
E; E21; E21B; E21B33/00; E21B33/10; E21B33/13; E21B33/134; E21B23/00; E21B23/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2805718A
Cited
US3020955A
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US3003560A
Cited
US3312282A
Cited
US3346045A
Cited
US3367421A
Cited
US3363693A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-01 | 1973-03-03 | 1973-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-01 | 1977-03-03 | 1977-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-01 | 1981-03-03 | 1981-09-02 | $7700.00 | Window Closed / Lapsed |