US2694820A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clamping mechanism
Assignee: United Shoe Machinery Corp
•
Filing: 1951-03-23
•
Granted: 1954-11-23
•
Expires: 1971-03-23
Abstract
No abstract record available.
Inventors
- 👤 Charles F Fitzgerald
- 👤 Arcey Alfred C D
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:15
CPC Classifications
A; A43; A43D; A43D87/00; Y; Y10; Y10T; Y10T83/00; Y10T83/566; Y10T83/5669; Y10T83/5705
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US874505A
Cited
US1542341A
Cited
US1460465A
Cited
US1776679A
Cited
US1775427A
Cited
US2569226A
Cited
US2564718A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-11-22 | 1958-05-24 | 1958-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-22 | 1962-05-24 | 1962-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-22 | 1966-05-24 | 1966-11-23 | $7700.00 | Window Closed / Lapsed |