US2987747A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric windshield cleaner
Assignee: Trico Products Corp
•
Filing: 1958-01-23
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Granted: 1961-06-13
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Expires: 1978-01-23
Abstract
No abstract record available.
Inventors
- 👤 John R Oishei
- 👤 Erwin C Horton
- 👤 Bitzer Martin
- 👤 John W Cavanaugh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:41
CPC Classifications
B; B60; B60S; B60S1/00; B60S1/02; B60S1/04; B60S1/06; B60S1/10; B60S1/08; B60S1/0803; Y; Y10; Y10S; Y10S15/00; Y10S15/15
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) | 1964-06-12 | 1964-12-12 | 1965-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-12 | 1968-12-12 | 1969-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-12 | 1972-12-12 | 1973-06-13 | $7700.00 | Window Closed / Lapsed |