US2865045A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Door check and hold open
Assignee: Soss Manufacturing Co
•
Filing: 1956-05-18
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Granted: 1958-12-23
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Expires: 1976-05-18
Abstract
No abstract record available.
Inventors
- 👤 Calvin K Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:12
CPC Classifications
E; E05; E05D; E05D11/00; E05D11/10; E05D11/1028; E05D11/1078; E05D11/1085; E05Y; E05Y2201/00; E05Y2201/40; E05Y2201/47; E05Y2201/49; E05Y2900/00; E05Y2900/50; E05Y2900/53; E05Y2900/531
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE16565E
Cited
US2441278A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-22 | 1962-06-23 | 1962-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-22 | 1966-06-23 | 1966-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-22 | 1970-06-23 | 1970-12-23 | $7700.00 | Window Closed / Lapsed |