US2860567A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heating and ventilating system for motor vehicles
Assignee: Daimler Benz AG
•
Filing: 1954-06-30
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Granted: 1958-11-18
•
Expires: 1974-06-30
Abstract
No abstract record available.
Inventors
- 👤 Wilfert Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:50
CPC Classifications
B; B60; B60H; B60H1/00; B60H1/00007; B60H1/00021; B60H1/00064; B60H1/00071; B60H2001/00114; B60H2001/00121; B60H2001/00135; B60H2001/00185; B60H2001/00192
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2257967A
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US2391408A
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US2445392A
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US2492506A
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US2612829A
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US2729158A
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FR990800A
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US2631517A
Cited
AT171226B
Cited
US2718839A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-17 | 1962-05-19 | 1962-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-17 | 1966-05-19 | 1966-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-17 | 1970-05-19 | 1970-11-18 | $7700.00 | Window Closed / Lapsed |