US2864616A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal springboard
Assignee: Individual
•
Filing: 1955-01-17
•
Granted: 1958-12-16
•
Expires: 1975-01-17
Abstract
No abstract record available.
Inventors
- 👤 Raymond C Rude
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 07:07
CPC Classifications
A; A63; A63B; A63B5/00; A63B5/08; A63B5/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1574563A
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US1574586A
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US1710350A
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US2235883A
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US2485165A
Cited
US2461086A
Cited
US2478993A
Cited
US2694475A
Cited
US2649304A
Cited
US2747871A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-15 | 1962-06-16 | 1962-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-15 | 1966-06-16 | 1966-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-15 | 1970-06-16 | 1970-12-16 | $7700.00 | Window Closed / Lapsed |