Patent US2604707A successfully refreshed from Google Patents.
US2604707A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ventilated insole
Assignee: Individual
•
Filing: 1950-01-16
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Granted: 1952-07-29
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Expires: 1970-01-16
Abstract
No abstract record available.
Inventors
- 👤 Thomas L Hicks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:55
CPC Classifications
A; A43; A43B; A43B17/00; A43B17/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-29 | 1956-01-28 | 1956-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-29 | 1960-01-28 | 1960-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-29 | 1964-01-28 | 1964-07-29 | $7700.00 | Window Closed / Lapsed |