US2589854A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Windshield wiper
Assignee: Individual
•
Filing: 1949-04-27
•
Granted: 1952-03-18
•
Expires: 1969-04-27
Abstract
No abstract record available.
Inventors
- 👤 Walter P Ozarowski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:01
CPC Classifications
B; B60; B60S; B60S1/00; B60S1/02; B60S1/04; B60S1/32; B60S1/34; B60S1/3425; B60S1/3429; B60S1/3402; B60S1/3409; B60S1/3411; B60S1/3463; B60S1/3465; B60S1/3468; B60S1/40; B60S1/4038; B60S1/4064; B60S1/3479; B60S1/3481; B60S1/38; B60S1/3848; B60S1/3849; B60S1/3865; B60S1/3868; B60S1/3874; B60S1/3882
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-03-18 | 1955-09-17 | 1956-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-03-18 | 1959-09-17 | 1960-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-03-18 | 1963-09-17 | 1964-03-18 | $7700.00 | Window Closed / Lapsed |