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US2434340A
Expired / Lapsed
US
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Nozzle for directing heated air to windshields
Assignee: Anemostat Corp of America
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Filing: 1945-12-19
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Granted: 1948-01-13
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Expires: 1965-12-19
Abstract
No abstract record available.
Inventors
- 👤 George R Wallen
- 👤 Herbert R Trausneck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 16:44
CPC Classifications
B; B60; B60S; B60S1/00; B60S1/02; B60S1/54; B64; B64D; B64D13/00; B64D13/06; B64D13/08
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) | 1951-01-12 | 1951-07-14 | 1952-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-01-12 | 1955-07-14 | 1956-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-01-12 | 1959-07-14 | 1960-01-13 | $7700.00 | Window Closed / Lapsed |