US2775783A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Door hinge, check, and hold-open
Assignee: Motors Liquidation Co
•
Filing: 1953-11-30
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Granted: 1957-01-01
•
Expires: 1973-11-30
Abstract
No abstract record available.
Inventors
- 👤 William F Kapanka
- 👤 Barthold F Meyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 04:13
CPC Classifications
E; E05; E05F; E05F1/00; E05F1/08; E05F1/10; E05F1/12; E05F1/1207; E05F1/1215; E05Y; E05Y2900/00; E05Y2900/50; E05Y2900/53; E05Y2900/531
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US573197A
Cited
US2125247A
Cited
US2124258A
Cited
US2335201A
Cited
US2364747A
Cited
US2645810A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-01-01 | 1960-07-02 | 1961-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-01 | 1964-07-02 | 1965-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-01 | 1968-07-02 | 1969-01-01 | $7700.00 | Window Closed / Lapsed |