US2516558A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Windshield wiper system
Assignee: Kearfott Co Inc
•
Filing: 1945-10-04
•
Granted: 1950-07-25
•
Expires: 1965-10-04
Abstract
No abstract record available.
Inventors
- 👤 Freedman Rudolph
- 👤 John E Dube
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:15
CPC Classifications
B; B60; B60S; B60S1/00; B60S1/02; B60S1/04; B60S1/06; B60S1/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1674056A
Cited
US1730827A
Cited
US2045140A
Cited
US2345433A
Cited
US2397599A
Cited
US2446611A
Cited
US2415607A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-24 | 1954-01-23 | 1954-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-24 | 1958-01-23 | 1958-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-24 | 1962-01-23 | 1962-07-25 | $7700.00 | Window Closed / Lapsed |