Patent US2568922A successfully refreshed from Google Patents.
US2568922A
Expired / Lapsed
US
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Windshield wiper
Assignee: Stewart Warner Corp
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Filing: 1945-05-02
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Granted: 1951-09-25
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Expires: 1965-05-02
Abstract
No abstract record available.
Inventors
- 👤 Homer F Malone
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:03
CPC Classifications
B; B60; B60S; B60S1/00; B60S1/02; B60S1/04; B60S1/06; B60S1/16; B60S1/18; B60S1/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1447541A
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US1553621A
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US1668278A
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US1839175A
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US2257098A
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US2259790A
Cited
US2264013A
Cited
US2345250A
Cited
US2376010A
Cited
US2393193A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-09-24 | 1955-03-26 | 1955-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-09-24 | 1959-03-26 | 1959-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-09-24 | 1963-03-26 | 1963-09-25 | $7700.00 | Window Closed / Lapsed |