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US3457659A
Expired / Lapsed
US
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Resilient innersole
Assignee: Individual
•
Filing: 1968-03-14
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Granted: 1969-07-29
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Expires: 1988-03-14
Abstract
No abstract record available.
Inventors
- 👤 Nathan Coleman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:23
CPC Classifications
A; A43; A43B; A43B17/00; A43B17/14; A43B17/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US246931A
Cited
US2626886A
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US2658288A
Cited
US2748502A
Cited
US2909854A
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US2979835A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-28 | 1973-01-27 | 1973-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-28 | 1977-01-27 | 1977-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-28 | 1981-01-27 | 1981-07-29 | $7700.00 | Window Closed / Lapsed |