Patent US2658232A successfully refreshed from Google Patents.
US2658232A
Expired / Lapsed
US
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Detachable leaf hinge
Assignee: Individual
•
Filing: 1949-08-08
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Granted: 1953-11-10
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Expires: 1969-08-08
Abstract
No abstract record available.
Inventors
- 👤 Colonna Angelo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:51
CPC Classifications
E; E05; E05D; E05D7/00; E05D7/009; E03; E03C; E03C2201/00; E03C2201/90
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US711785A
Cited
US889798A
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US1077084A
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US1699839A
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US2058341A
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US2297023A
Cited
US2315928A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-11-09 | 1957-05-11 | 1957-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-09 | 1961-05-11 | 1961-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-09 | 1965-05-11 | 1965-11-10 | $7700.00 | Window Closed / Lapsed |