US2626421A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hinge structure
Assignee: Individual
•
Filing: 1950-07-22
•
Granted: 1953-01-27
•
Expires: 1970-07-22
Abstract
No abstract record available.
Inventors
- 👤 George W Lyons
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:42
CPC Classifications
E; E05; E05F; E05F1/00; E05F1/08; E05F1/10; E05F1/12; E05F1/1207; E05F1/1215
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US622383A
Cited
US1428759A
Cited
US1553796A
Cited
US1877639A
Cited
US2320752A
Cited
US2547550A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-01-27 | 1956-07-28 | 1957-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-27 | 1960-07-28 | 1961-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-27 | 1964-07-28 | 1965-01-27 | $7700.00 | Window Closed / Lapsed |