US2552822A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Windshield wiper
Assignee: Productive Inventions Inc
•
Filing: 1946-01-05
•
Granted: 1951-05-15
•
Expires: 1966-01-05
Abstract
No abstract record available.
Inventors
- 👤 Theodore J Smulski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 03:08
CPC Classifications
B; B60; B60S; B60S1/00; B60S1/02; B60S1/04; B60S1/32; B60S1/40; B60S1/4038; B60S1/4064; B60S1/34; B60S1/3402; B60S1/3404; B60S1/3406; B60S1/4083; B60S1/4087; B60S1/3497; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18888
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US762889A
Cited
US2232757A
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US2298197A
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US2245244A
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US2265307A
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US2295620A
Cited
US2392670A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-05-14 | 1954-11-13 | 1955-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-05-14 | 1958-11-13 | 1959-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-05-14 | 1962-11-13 | 1963-05-15 | $7700.00 | Window Closed / Lapsed |