US2918257A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable shore
Assignee: Individual
•
Filing: 1955-03-04
•
Granted: 1959-12-22
•
Expires: 1975-03-04
Abstract
No abstract record available.
Inventors
- 👤 Hahn Alexander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 20:33
CPC Classifications
B; B66; B66F; B66F3/00; E; E04; E04G; E04G25/00; E04G25/04; E04G25/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US538920A
Cited
US781147A
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US1364117A
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US1372005A
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US1349576A
Cited
US1399693A
Cited
US1499755A
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FR580046A
Cited
DE593189C
Cited
US2060214A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-12-21 | 1963-06-22 | 1963-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-21 | 1967-06-22 | 1967-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-21 | 1971-06-22 | 1971-12-22 | $7700.00 | Window Closed / Lapsed |