US2775185A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aerating device for vehicles, particularly omnibusses
Assignee: Daimler Benz AG
•
Filing: 1952-05-14
•
Granted: 1956-12-25
•
Expires: 1972-05-14
Abstract
No abstract record available.
Inventors
- 👤 Hermann H F Ahrens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 00:57
CPC Classifications
B; B60; B60H; B60H1/00; B60H1/24; B60H1/26; B60H1/262
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US470540A
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US578356A
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US1056608A
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US1594894A
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US1687156A
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US1975958A
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US2151097A
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US2171622A
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GB536793A
Cited
US2523104A
Cited
FR975012A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-12-25 | 1960-06-25 | 1960-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-25 | 1964-06-25 | 1964-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-25 | 1968-06-25 | 1968-12-25 | $7700.00 | Window Closed / Lapsed |