US2483520A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Counter stiffener for shoes
Assignee: Individual
•
Filing: 1947-06-04
•
Granted: 1949-10-04
•
Expires: 1967-06-04
Abstract
No abstract record available.
Inventors
- 👤 Cecil J Blake
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 05:44
CPC Classifications
A; A43; A43B; A43B23/00; A43B23/08; A43B23/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1681257A
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US1734148A
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US1733811A
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US2018245A
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US2111205A
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US2161083A
Cited
US2170559A
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US2152354A
Cited
US2148336A
Cited
US2298035A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-10-03 | 1953-04-04 | 1953-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-03 | 1957-04-04 | 1957-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-03 | 1961-04-04 | 1961-10-04 | $7700.00 | Window Closed / Lapsed |