US2121233A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Windshield cleaner
Assignee: Trico Products Corp
•
Filing: 1934-02-19
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Granted: 1938-06-21
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Expires: 1954-02-19
Abstract
No abstract record available.
Inventors
- 👤 Erwin C Horton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:27
CPC Classifications
B; B60; B60S; B60S1/00; B60S1/02; B60S1/04; B60S1/06; B60S1/16; B60S1/166; B60S1/18; B60S1/185; B60S1/20; B60S1/32; B60S1/34; B60S1/3488; B60S1/3495; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18184
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) | 1941-06-20 | 1941-12-20 | 1942-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-06-20 | 1945-12-20 | 1946-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-06-20 | 1949-12-20 | 1950-06-21 | $7700.00 | Window Closed / Lapsed |