US2575327A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carpet sewing machine
Assignee: United Shoe Machinery Corp
•
Filing: 1948-01-23
•
Granted: 1951-11-20
•
Expires: 1968-01-23
Abstract
No abstract record available.
Inventors
- 👤 Merwin F Ashley
- 👤 Edward W Fearing
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:37
CPC Classifications
D; D05; D05B; D05B23/00; D05B23/005; D05B85/00; D05B85/06; D05D; D05D2303/00; D05D2303/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US738054A
Cited
GB190720599A
Cited
US1347503A
Cited
US1399406A
Cited
US1658915A
Cited
US1714021A
Cited
US1825642A
Cited
US2325643A
Cited
US2407907A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-11-19 | 1955-05-21 | 1955-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-11-19 | 1959-05-21 | 1959-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-11-19 | 1963-05-21 | 1963-11-20 | $7700.00 | Window Closed / Lapsed |