US1445853A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automobile windshield wiper
Assignee: BERKSHIRE MAGNETO Co
•
Filing: 1922-04-13
•
Granted: 1923-02-20
•
Expires: 1942-04-13
Abstract
No abstract record available.
Inventors
- 👤 Edward T Shaw
- 👤 Charles H Petronin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 10:00
CPC Classifications
B; B60; B60S; B60S1/00; B60S1/02; B60S1/04; B60S1/06; B60S1/16; B60S1/166; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18416; Y10T74/18464; Y10T74/1848
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1926-02-19 | 1926-08-21 | 1927-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1930-02-19 | 1930-08-21 | 1931-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1934-02-19 | 1934-08-21 | 1935-02-20 | $7700.00 | Window Closed / Lapsed |