Patent US3015339A successfully refreshed from Google Patents.
US3015339A
Expired / Lapsed
US
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Fluid pressure control mechanism
Assignee: Bendix Westinghouse Automotive Air Brake Co
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Filing: 1958-07-08
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Granted: 1962-01-02
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Expires: 1978-07-08
Abstract
No abstract record available.
Inventors
- 👤 Russeli C Savage
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:59
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/44; F16K31/56; B; B60; B60T; B60T17/00; B60T17/18; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2544; Y10T137/2559; Y10T137/2574; Y10T137/2605; Y10T137/2617; Y10T137/8593; Y10T137/87169; Y10T137/87217; Y10T74/00; Y10T74/18; Y10T74/18856; Y10T74/18864
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1210706A
Cited
US1579241A
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US2253552A
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US2339378A
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US2539977A
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US2521015A
Cited
FR993257A
Cited
US2804878A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-01 | 1965-07-03 | 1966-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-01 | 1969-07-03 | 1970-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-01 | 1973-07-03 | 1974-01-02 | $7700.00 | Window Closed / Lapsed |