Patent US2670481A successfully refreshed from Google Patents.
US2670481A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shoe press
Assignee: United Shoe Machinery Corp
•
Filing: 1949-05-24
•
Granted: 1954-03-02
•
Expires: 1969-05-24
Abstract
No abstract record available.
Inventors
- 👤 Gulbrandsen Helge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:29
CPC Classifications
A; A43; A43D; A43D25/00; A43D25/06; Y; Y10; Y10T; Y10T74/00; Y10T74/15; Y10T74/1558; Y10T74/1565; Y10T74/1566; Y10T74/1568; Y10T74/1569
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
NL11081C
Cited
US704227A
Cited
US1212658A
Cited
US1514606A
Cited
US1461785A
Cited
US1460433A
Cited
DE383400C
Cited
US1641245A
Cited
US1727519A
Cited
US2083777A
Cited
US2360083A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-01 | 1957-08-31 | 1958-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-01 | 1961-08-31 | 1962-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-01 | 1965-08-31 | 1966-03-02 | $7700.00 | Window Closed / Lapsed |