US2655349A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automobile heating and cooling apparatus
Assignee: Individual
•
Filing: 1950-11-10
•
Granted: 1953-10-13
•
Expires: 1970-11-10
Abstract
No abstract record available.
Inventors
- 👤 Lewis R Beavin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:44
CPC Classifications
B; B60; B60H; B60H1/00; B60H1/00007; Y; Y10; Y10S; Y10S261/00; Y10S261/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1704971A
Cited
US1903037A
Cited
US1946887A
Cited
US2032553A
Cited
US1992340A
Cited
US2026929A
Cited
US2277522A
Cited
US2285725A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-10-12 | 1957-04-13 | 1957-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-10-12 | 1961-04-13 | 1961-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-10-12 | 1965-04-13 | 1965-10-13 | $7700.00 | Window Closed / Lapsed |