Patent US2422228A successfully refreshed from Google Patents.
US2422228A
Expired / Lapsed
US
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Combined skate and sandal
Assignee: Individual
•
Filing: 1943-12-27
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Granted: 1947-06-17
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Expires: 1963-12-27
Abstract
No abstract record available.
Inventors
- 👤 Ferrar Bernard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:12
CPC Classifications
A; A63; A63C; A63C1/00; A63C1/22; A63C1/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US36595A
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US822448A
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US1263093A
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US1263092A
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US1261488A
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US1351925A
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US1587749A
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US1702316A
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US1675256A
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US1858833A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-06-16 | 1950-12-16 | 1951-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-06-16 | 1954-12-16 | 1955-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-06-16 | 1958-12-16 | 1959-06-17 | $7700.00 | Window Closed / Lapsed |