US2614478A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air conditioning means for motor vehicles
Assignee: CARL THORNQUIST
•
Filing: 1949-09-29
•
Granted: 1952-10-21
•
Expires: 1969-09-29
Abstract
No abstract record available.
Inventors
- 👤 Jr James H Herman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:51
CPC Classifications
B; B60; B60H; B60H1/00; B60H1/0025; B60H1/00257
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US984553A
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US940590A
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US1605080A
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US1750789A
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US1744154A
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US2091594A
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US2469986A
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US2529425A
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US2436713A
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US2463339A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-10-21 | 1956-04-21 | 1956-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-21 | 1960-04-21 | 1960-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-21 | 1964-04-21 | 1964-10-21 | $7700.00 | Window Closed / Lapsed |