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Patent US2978166A successfully refreshed from Google Patents.
US2978166A
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Compressor bleed control
Assignee: Motors Liquidation Co
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Filing: 1957-05-28
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Granted: 1961-04-04
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Expires: 1977-05-28
Abstract
No abstract record available.
Inventors
- 👤 Kent L Hahn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:40
CPC Classifications
F; F02; F02C; F02C9/00; F02C9/16; F02C9/18; F04; F04D; F04D27/00; F04D27/02; F04D27/0207; F04D27/0223; F04D27/023; Y; Y10; Y10T; Y10T137/00; Y10T137/0971; Y10T137/1044; Y10T137/1842; Y10T137/1939; Y10T137/2012
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1111498A
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US2559623A
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US2405413A
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US2667150A
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US2781634A
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US2785848A
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US2837269A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-03 | 1964-10-03 | 1965-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-03 | 1968-10-03 | 1969-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-03 | 1972-10-03 | 1973-04-04 | $7700.00 | Window Closed / Lapsed |