Patent US2873972A successfully refreshed from Google Patents.
US2873972A
Expired / Lapsed
US
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Amusement ride
Assignee: Individual
•
Filing: 1953-10-29
•
Granted: 1959-02-17
•
Expires: 1973-10-29
Abstract
No abstract record available.
Inventors
- 👤 Bartlett Norman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:49
CPC Classifications
A; A63; A63G; A63G1/00; A63G1/30; A63G5/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2113131A
Cited
US2119005A
Cited
US2161012A
Cited
US2364699A
Cited
US2418822A
Cited
US2680620A
Cited
US2659601A
Cited
US2661954A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-16 | 1962-08-18 | 1963-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-16 | 1966-08-18 | 1967-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-16 | 1970-08-18 | 1971-02-17 | $7700.00 | Window Closed / Lapsed |