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Patent US2294982A successfully refreshed from Google Patents.
US2294982A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shank stiffener
Assignee: United Shoe Machinery Corp
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Filing: 1941-03-31
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Granted: 1942-09-08
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Expires: 1961-03-31
Abstract
No abstract record available.
Inventors
- 👤 Everett G Hathaway
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:27
CPC Classifications
A; A43; A43B; A43B23/00; A43B23/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1945-09-07 | 1946-03-09 | 1946-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-09-07 | 1950-03-09 | 1950-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-09-07 | 1954-03-09 | 1954-09-08 | $7700.00 | Window Closed / Lapsed |