US2680309A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Strap play sandal with insole extension
Assignee: Individual
•
Filing: 1951-12-29
•
Granted: 1954-06-08
•
Expires: 1971-12-29
Abstract
No abstract record available.
Inventors
- 👤 Peterson Esther
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:10
CPC Classifications
A; A43; A43B; A43B3/00; A43B3/12; A43B3/122
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2033313A
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US2112613A
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US2081375A
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FR871103A
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US2435668A
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US2507120A
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US2552943A
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US2519108A
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US2588061A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-06-07 | 1957-12-07 | 1958-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-06-07 | 1961-12-07 | 1962-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-06-07 | 1965-12-07 | 1966-06-08 | $7700.00 | Window Closed / Lapsed |