Patent US2527414A successfully refreshed from Google Patents.
US2527414A
Expired / Lapsed
US
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Rubber sole for footwear
Assignee: Individual
•
Filing: 1949-12-12
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Granted: 1950-10-24
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Expires: 1969-12-12
Abstract
No abstract record available.
Inventors
- 👤 Hallgren Karl Simon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:49
CPC Classifications
A; A43; A43B; A43B13/00; A43B13/14; A43B13/18; A43B13/181
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2037105A
Cited
US2038972A
Cited
US2104583A
Cited
US2287282A
Cited
US2251468A
Cited
US2295763A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-10-23 | 1954-04-24 | 1954-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-23 | 1958-04-24 | 1958-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-23 | 1962-04-24 | 1962-10-24 | $7700.00 | Window Closed / Lapsed |