Patent US1851431A successfully refreshed from Google Patents.
US1851431A
Expired / Lapsed
US
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Door motor
Assignee: Consolidated Car Heating Co Inc
•
Filing: 1924-02-08
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Granted: 1932-03-29
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Expires: 1944-02-08
Abstract
No abstract record available.
Inventors
- 👤 Lee P Hynes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 03:55
CPC Classifications
E; E05; E05F; E05F15/00; E05F15/60; E05F15/603; E05F15/605; E05F15/611; E05F15/614; E05F15/616; E05F15/619; E05Y; E05Y2201/00; E05Y2201/60; E05Y2201/606; E05Y2201/62; E05Y2201/622; E05Y2201/71; E05Y2201/722; E05Y2800/00; E05Y2800/26; E05Y2800/29; E05Y2900/00; E05Y2900/50; E05Y2900/51
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1935-03-29 | 1935-09-28 | 1936-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-03-29 | 1939-09-28 | 1940-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-03-29 | 1943-09-28 | 1944-03-29 | $7700.00 | Window Closed / Lapsed |