Patent US2772755A successfully refreshed from Google Patents.
US2772755A
Expired / Lapsed
US
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Pump type hydraulic brake
Assignee: Daimler Benz AG
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Filing: 1951-07-06
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Granted: 1956-12-04
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Expires: 1971-07-06
Abstract
No abstract record available.
Inventors
- 👤 Friedrich K H Nallinger
- 👤 Dauben Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:31
CPC Classifications
F; F16; F16D; F16D57/00; F16D57/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1649347A
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GB274489A
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US2064421A
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US2062670A
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US2232252A
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US2452550A
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US2416638A
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US2511518A
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US2496497A
Cited
US2548919A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-12-04 | 1960-06-04 | 1960-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-04 | 1964-06-04 | 1964-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-04 | 1968-06-04 | 1968-12-04 | $7700.00 | Window Closed / Lapsed |