US2436313A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shoe tree
Assignee: Individual
•
Filing: 1945-11-10
•
Granted: 1948-02-17
•
Expires: 1965-11-10
Abstract
No abstract record available.
Inventors
- 👤 Lesavoy Isadore Lawrence
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 06:10
CPC Classifications
A; A43; A43D; A43D3/00; A43D3/14; A43D3/1433; A43D3/1466; A43D3/1475
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US874619A
Cited
US964132A
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US1302410A
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FR524625A
Cited
GB165295A
Cited
US1457283A
Cited
US1568432A
Cited
US1723949A
Cited
US2014981A
Cited
US2111669A
Cited
US2236264A
Cited
US2375931A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-02-16 | 1951-08-18 | 1952-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-02-16 | 1955-08-18 | 1956-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-02-16 | 1959-08-18 | 1960-02-17 | $7700.00 | Window Closed / Lapsed |