US2746047A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heel attaching machines
Assignee: United Shoe Machinery Corp
•
Filing: 1952-04-09
•
Granted: 1956-05-22
•
Expires: 1972-04-09
Abstract
No abstract record available.
Inventors
- 👤 Wallace M Cutler
- 👤 Edwin S Kant
- 👤 Mary R Greenough
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:22
CPC Classifications
A; A43; A43D; A43D79/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1002836A
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US1157688A
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US1122346A
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US1240279A
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US1477247A
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US1800094A
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US2136480A
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US2027122A
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FR814335A
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US2178615A
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US2344107A
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US2497319A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-22 | 1959-11-21 | 1960-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-22 | 1963-11-21 | 1964-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-22 | 1967-11-21 | 1968-05-22 | $7700.00 | Window Closed / Lapsed |