Patent US1649608A successfully refreshed from Google Patents.
US2805740A
Expired / Lapsed
US
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Door and hinge construction
Assignee: Individual
•
Filing: 1956-03-15
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Granted: 1957-09-10
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Expires: 1976-03-15
Abstract
No abstract record available.
Inventors
- 👤 Bert A Quinn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:43
CPC Classifications
E; E05; E05D; E05D5/00; E05D5/02; E05D5/0215; E05D5/0223; E05Y; E05Y2600/00; E05Y2600/60; E05Y2600/62; E05Y2600/63; E05Y2900/00; E05Y2900/10; E05Y2900/13; E05Y2900/132
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) | 1960-09-09 | 1961-03-11 | 1961-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-09 | 1965-03-11 | 1965-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-09 | 1969-03-11 | 1969-09-10 | $7700.00 | Window Closed / Lapsed |