US2494494A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heel attaching machine
Assignee: Compo Shoe Machinery Corp
•
Filing: 1947-05-16
•
Granted: 1950-01-10
•
Expires: 1967-05-16
Abstract
No abstract record available.
Inventors
- 👤 Edward F Small
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:55
CPC Classifications
A; A43; A43D; A43D67/00; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/5343; Y10T408/00; Y10T408/55; Y10T408/561; Y10T408/5614
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2374359A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-01-09 | 1953-07-11 | 1954-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-01-09 | 1957-07-11 | 1958-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-01-09 | 1961-07-11 | 1962-01-10 | $7700.00 | Window Closed / Lapsed |