Patent US2863601A successfully refreshed from Google Patents.
US2863601A
Expired / Lapsed
US
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Compressor air bleed control
Assignee: RTX Corp
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Filing: 1954-05-03
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Granted: 1958-12-09
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Expires: 1974-05-03
Abstract
No abstract record available.
Inventors
- 👤 Bruce N Torell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:00
CPC Classifications
F; F04; F04D; F04D27/00; F04D27/02; F04D27/0207
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2732125A
Cited
US1110864A
Cited
GB190121A
Cited
GB214954A
Cited
US2398619A
Cited
US2463865A
Cited
US2667150A
Cited
CH278324A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-08 | 1962-06-09 | 1962-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-08 | 1966-06-09 | 1966-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-08 | 1970-06-09 | 1970-12-09 | $7700.00 | Window Closed / Lapsed |