US2847217A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Jumping device
Assignee: Individual
•
Filing: 1956-02-13
•
Granted: 1958-08-12
•
Expires: 1976-02-13
Abstract
No abstract record available.
Inventors
- 👤 Adams Robert Clinton
- 👤 Irma O Adams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:32
CPC Classifications
A; A63; A63B; A63B9/00; A63B25/00; A63B25/08; A63B5/00; A63B2208/00; A63B2208/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE834823C
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DE197884C
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DE376924C
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GB195228A
Cited
US2032574A
Cited
US2025721A
Cited
US2223309A
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US2712443A
Cited
US2723855A
Cited
US2709079A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-11 | 1962-02-10 | 1962-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-11 | 1966-02-10 | 1966-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-11 | 1970-02-10 | 1970-08-12 | $7700.00 | Window Closed / Lapsed |