US3401746A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Subsea production satellite system
Assignee: Mobil Oil AS
•
Filing: 1965-12-10
•
Granted: 1968-09-17
•
Expires: 1985-12-10
Abstract
No abstract record available.
Inventors
- 👤 L C Stevens
- 👤 Jr Robert D Townsend
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:07
CPC Classifications
E; E21; E21B; E21B43/00; E21B43/01; E21B43/017; E21B35/00; E21B43/34; E21B43/36
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US3099316A
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US3111692A
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US3221816A
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US3261398A
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US3301322A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-17 | 1972-03-18 | 1972-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-17 | 1976-03-18 | 1976-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-17 | 1980-03-18 | 1980-09-17 | $7700.00 | Window Closed / Lapsed |