US2773712A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Windshield wiper arm driving means
Assignee: Individual
•
Filing: 1952-12-31
•
Granted: 1956-12-11
•
Expires: 1972-12-31
Abstract
No abstract record available.
Inventors
- 👤 Herbert I Chambers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 12:24
CPC Classifications
B; B60; B60S; B60S1/00; B60S1/02; B60S1/04; B60S1/32; B60S1/34; B60S1/3418; F; F16; F16B; F16B2200/00; F16B2200/20; F16B2200/205
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2215371A
Cited
GB497027A
Cited
US2317245A
Cited
US2417991A
Cited
US2442697A
Cited
US2449357A
Cited
US2499809A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-12-11 | 1960-06-11 | 1960-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-11 | 1964-06-11 | 1964-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-11 | 1968-06-11 | 1968-12-11 | $7700.00 | Window Closed / Lapsed |