US2961168A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nozzle device for windshield clearing systems
Assignee: Delman Co
•
Filing: 1957-04-26
•
Granted: 1960-11-22
•
Expires: 1977-04-26
Abstract
No abstract record available.
Inventors
- 👤 Edmond F Webb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:16
CPC Classifications
B; B60; B60S; B60S1/00; B60S1/02; B60S1/46; B60S1/48; B60S1/52
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US840769A
Cited
US1090347A
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US2105676A
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US2306778A
Cited
US2323470A
Cited
US2703258A
Cited
US2770017A
Cited
US2753910A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-22 | 1964-05-23 | 1964-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-22 | 1968-05-23 | 1968-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-22 | 1972-05-23 | 1972-11-22 | $7700.00 | Window Closed / Lapsed |