Patent US2632471A successfully refreshed from Google Patents.
US2632471A
Expired / Lapsed
US
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Valve device for joint control of windshield cleaners and washers
Assignee: Trico Products Corp
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Filing: 1949-05-04
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Granted: 1953-03-24
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Expires: 1969-05-04
Abstract
No abstract record available.
Inventors
- 👤 Erwin C Horton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:41
CPC Classifications
B; B60; B60S; B60S1/00; B60S1/02; B60S1/46; B60S1/48; B60S1/481; B60S1/482; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87056; Y10T137/87088; Y10T137/87096; Y10T137/87121; Y10T137/87129; Y10T137/87137; Y10T137/87169; Y10T137/87233; Y10T137/877; Y10T137/87708; Y10T137/8778
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1937246A
Cited
US1914133A
Cited
US2260904A
Cited
US2323470A
Cited
US2339407A
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US2348346A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-23 | 1956-09-22 | 1957-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-23 | 1960-09-22 | 1961-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-23 | 1964-09-22 | 1965-03-24 | $7700.00 | Window Closed / Lapsed |