US597597A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Floating caisson
Assignee: —
•
Filing: —
•
Granted: 1898-01-18
•
Expires: 1915-01-18
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:15
CPC Classifications
B; B63; B63C; B63C11/00; B63C11/34; B63C11/36; B63C11/38
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1901-01-18 | 1901-07-20 | 1902-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1905-01-18 | 1905-07-20 | 1906-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1909-01-18 | 1909-07-20 | 1910-01-19 | $7700.00 | Window Closed / Lapsed |