Patent US2934080A successfully refreshed from Google Patents.
US2934080A
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Assignee: New York Air Brake LLC
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Filing: 1958-08-27
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Granted: 1960-04-26
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Expires: 1978-08-27
Abstract
No abstract record available.
Inventors
- 👤 Orval L Rice
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:20
CPC Classifications
F; F16; F16K; F16K17/00; F16K17/18; F16K15/00; F16K15/02; F16K15/025; F16K15/026; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2514; Y10T137/7722; Y10T137/7771; Y10T137/778; Y10T137/7781; Y10T137/7834; Y10T137/7837; Y10T137/7838; Y10T137/7904; Y10T137/7922; Y10T137/7929; Y10T137/8593; Y10T137/87917; Y10T137/88062
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-26 | 1963-10-26 | 1964-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-26 | 1967-10-26 | 1968-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-26 | 1971-10-26 | 1972-04-26 | $7700.00 | Window Closed / Lapsed |