Patent JPS6019191A successfully refreshed from Google Patents.
US2855201A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Acrobatic equipment
Assignee: Individual
•
Filing: 1957-12-05
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Granted: 1958-10-07
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Expires: 1977-12-05
Abstract
No abstract record available.
Inventors
- 👤 Yetton Charles William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:38
CPC Classifications
A; A63; A63B; A63B21/00; A63B21/00047; A63B2208/00; A63B2208/12; A63B2210/00; A63B2210/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1307437A
Cited
US1336954A
Cited
US2006176A
Cited
US1980105A
Cited
US2069487A
Cited
US2450325A
Cited
US2584742A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-06 | 1962-04-07 | 1962-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-06 | 1966-04-07 | 1966-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-06 | 1970-04-07 | 1970-10-07 | $7700.00 | Window Closed / Lapsed |