Patent US2582053A successfully refreshed from Google Patents.
US2582053A
Expired / Lapsed
US
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Shoe spike
Assignee: Individual
•
Filing: 1949-12-02
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Granted: 1952-01-08
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Expires: 1969-12-02
Abstract
No abstract record available.
Inventors
- 👤 Alfred G Merlin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:52
CPC Classifications
A; A43; A43C; A43C15/00; A43C15/16; A43C15/161; A43D; A43D100/00; A43D100/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US325194A
Cited
US1696619A
Cited
US2089459A
Cited
US2185397A
Cited
US2470997A
Cited
US2517179A
Cited
US2506801A
Cited
US2509980A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-01-07 | 1955-07-09 | 1956-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-01-07 | 1959-07-09 | 1960-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-01-07 | 1963-07-09 | 1964-01-08 | $7700.00 | Window Closed / Lapsed |