US2613385A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Windshield wiper having a curved spring wiper arm
Assignee: Dunlop Rim & Wheel Co Ltd
•
Filing: 1947-07-09
•
Granted: 1952-10-14
•
Expires: 1967-07-09
Abstract
No abstract record available.
Inventors
- 👤 Wylie Hamilton Neil
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 06:35
CPC Classifications
B; B60; B60S; B60S1/00; B60S1/02; B60S1/04; B60S1/32; B60S1/46; B60S1/48; B60S1/52; B60S1/522; B60S1/524; B60S1/38; B60S1/3848; B60S1/3872; B60S2001/3812; B60S2001/3825
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1326145A
Cited
US1246829A
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US1498155A
Cited
US1675816A
Cited
US1684907A
Cited
GB427383A
Cited
FR820156A
Cited
US2291435A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-10-14 | 1956-04-14 | 1956-10-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-14 | 1960-04-14 | 1960-10-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-14 | 1964-04-14 | 1964-10-14 | $7700.00 | Window Closed / Lapsed |