US2674761A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Concealed hinge
Assignee: Soss Manufacturing Co
•
Filing: 1951-08-03
•
Granted: 1954-04-13
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Expires: 1971-08-03
Abstract
No abstract record available.
Inventors
- 👤 Weiss Harold Arthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 13:44
CPC Classifications
E; E05; E05D; E05D3/00; E05D3/06; E05D3/16; E05F; E05F1/00; E05F1/08; E05F1/10; E05F1/12; E05F1/1246; E05F1/1269; E05F1/14; E05D2003/166; E05Y; E05Y2900/00; E05Y2900/30; E05Y2900/31
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-04-12 | 1957-10-12 | 1958-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-12 | 1961-10-12 | 1962-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-12 | 1965-10-12 | 1966-04-13 | $7700.00 | Window Closed / Lapsed |