Patent US2640958A successfully refreshed from Google Patents.
US2640958A
Expired / Lapsed
US
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Moisture controlled motor system for closing automobile windows
Assignee: Individual
•
Filing: 1950-09-20
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Granted: 1953-06-02
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Expires: 1970-09-20
Abstract
No abstract record available.
Inventors
- 👤 Richard A Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:41
CPC Classifications
B; B60; B60J; B60J7/00; B60J7/08; B60J7/12; B60J7/1226; B60J7/1265; B60J7/1269; E; E05; E05F; E05F15/00; E05F15/70; E05F15/71; E05Y; E05Y2900/00; E05Y2900/50; E05Y2900/53; E05Y2900/542; E05Y2900/55
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1147559A
Cited
US2198488A
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US2173575A
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US2171329A
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US2439121A
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US2443687A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-01 | 1956-12-01 | 1957-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-01 | 1960-12-01 | 1961-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-01 | 1964-12-01 | 1965-06-02 | $7700.00 | Window Closed / Lapsed |