Patent US2603813A successfully refreshed from Google Patents.
US2603813A
Expired / Lapsed
US
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Electric windshield wiper
Assignee: Stewart Warner Corp
•
Filing: 1944-12-08
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Granted: 1952-07-22
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Expires: 1964-12-08
Abstract
No abstract record available.
Inventors
- 👤 Christensen Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:13
CPC Classifications
B; B60; B60S; B60S1/00; B60S1/02; B60S1/04; B60S1/06; B60S1/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1689617A
Cited
US1719731A
Cited
US1789217A
Cited
US2046171A
Cited
US2259790A
Cited
US2376010A
Cited
US2332911A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-22 | 1956-01-21 | 1956-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-22 | 1960-01-21 | 1960-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-22 | 1964-01-21 | 1964-07-22 | $7700.00 | Window Closed / Lapsed |