US3216203A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Submarine conveyance of fluids through a flexible pipe line
Assignee: IFP Energies nouvelles
•
Filing: 1962-11-14
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Granted: 1965-11-09
•
Expires: 1982-11-14
Abstract
No abstract record available.
Inventors
- 👤 Giraud Andre
- 👤 Reynard Remi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:17
CPC Classifications
F; F16; F16L; F16L1/00; F16L1/12; F16L1/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2783027A
Cited
US2770950A
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US2871665A
Cited
US2900795A
Cited
US3021864A
Cited
GB863000A
Cited
US3136133A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-08 | 1969-05-10 | 1969-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-08 | 1973-05-10 | 1973-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-08 | 1977-05-10 | 1977-11-09 | $7700.00 | Window Closed / Lapsed |