Patent US2432693A successfully refreshed from Google Patents.
US2432693A
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Wiper blade connector mechanism
Assignee: Productive Inventions Inc
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Filing: 1944-03-16
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Granted: 1947-12-16
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Expires: 1964-03-16
Abstract
No abstract record available.
Inventors
- 👤 John W Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 03:19
CPC Classifications
B; B60; B60S; B60S1/00; B60S1/02; B60S1/04; B60S1/32; B60S1/40; B60S1/4006; B60S1/4003; B60S1/4038; B60S1/4041; B60S1/38; B60S1/3848; B60S1/3849; B60S1/387; B60S1/4083; Y; Y10; Y10T; Y10T24/00; Y10T24/45; Y10T24/45225; Y10T24/45602; Y10T24/45675; Y10T24/45696; Y10T24/45712
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US690144A
Cited
US1110368A
Cited
US2172928A
Cited
US2240369A
Cited
US2156506A
Cited
US2312781A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-12-15 | 1951-06-16 | 1951-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-12-15 | 1955-06-16 | 1955-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-12-15 | 1959-06-16 | 1959-12-16 | $7700.00 | Window Closed / Lapsed |