Patent US2714641A successfully refreshed from Google Patents.
US2714641A
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Brake fluid indicator
Assignee: HARRY VAN NORT
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Filing: 1951-02-16
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Granted: 1955-08-02
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Expires: 1971-02-16
Abstract
No abstract record available.
Inventors
- 👤 Catherine H Van Nort
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 14:05
CPC Classifications
G; G01; G01F; G01F23/00; G01F23/30; G01F23/64; G01F23/68; G01F23/70; B; B60; B60T; B60T17/00; B60T17/18; B60T17/22; B60T17/225
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US106141A
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US460895A
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US666451A
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US2076454A
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US2161441A
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US2184755A
Cited
US2180884A
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US2260312A
Cited
US2479503A
Cited
US2615105A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-08-01 | 1959-01-31 | 1959-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-08-01 | 1963-01-31 | 1963-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-08-01 | 1967-01-31 | 1967-08-02 | $7700.00 | Window Closed / Lapsed |