US2659942A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Windshield warmer
Assignee: Individual
•
Filing: 1948-03-25
•
Granted: 1953-11-24
•
Expires: 1968-03-25
Abstract
No abstract record available.
Inventors
- 👤 Lauren E Iverson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:36
CPC Classifications
B; B60; B60S; B60S1/00; B60S1/02; B60S1/54
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US507731A
Cited
US1790419A
Cited
DE638408C
Cited
US1630208A
Cited
US1741058A
Cited
US1777435A
Cited
CH161458A
Cited
GB436360A
Cited
US2032998A
Cited
US2189465A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-11-23 | 1957-05-25 | 1957-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-23 | 1961-05-25 | 1961-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-23 | 1965-05-25 | 1965-11-24 | $7700.00 | Window Closed / Lapsed |