Patent US3490232A successfully refreshed from Google Patents.
US3490232A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seal,particularly for a piston in the master cylinder of a hydraulic brake system
Assignee: Fiat SpA
•
Filing: 1967-07-27
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Granted: 1970-01-20
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Expires: 1987-07-27
Abstract
No abstract record available.
Inventors
- 👤 Philip Sidney Baldwin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 04:16
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/16; F16J15/32; F16J15/3204; F16J15/3232; F16J15/3236; B; B60; B60T; B60T11/00; B60T11/10; B60T11/16; B60T11/236
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US439902A
Cited
US1721325A
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US1924020A
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US2000187A
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US2208620A
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US2255259A
Cited
US3183008A
Cited
US3307667A
Cited
US3357182A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-19 | 1973-07-21 | 1974-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-19 | 1977-07-21 | 1978-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-19 | 1981-07-21 | 1982-01-20 | $7700.00 | Window Closed / Lapsed |