US3429127A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for establishing a fixed support of a buoyant body in rough water
Assignee: Verschure & Co S Scheepswerf E
•
Filing: 1966-02-11
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Granted: 1969-02-25
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Expires: 1986-02-11
Abstract
No abstract record available.
Inventors
- 👤 Jacobus M Donkers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:38
CPC Classifications
H; H10; H10F; H10F77/00; H10F77/50; E; E02; E02B; E02B17/00; E02B17/02; E02B17/021; E21; E21B; E21B15/00; E21B15/003; E02B2017/0056
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3118283A
Cited
US2525955A
Cited
US2895300A
Cited
US2938352A
Cited
US2846851A
Cited
US3289419A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-25 | 1972-08-26 | 1973-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-25 | 1976-08-26 | 1977-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-25 | 1980-08-26 | 1981-02-25 | $7700.00 | Window Closed / Lapsed |