Patent US3014639A successfully refreshed from Google Patents.
US3014639A
Expired / Lapsed
US
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High pressure air compressor
Assignee: Garrett Corp
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Filing: 1957-09-06
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Granted: 1961-12-26
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Expires: 1977-09-06
Abstract
No abstract record available.
Inventors
- 👤 Boli Louis Gwinner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 07:51
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/58; F04D29/582; F04D29/5826; F04D17/00; F04D17/08; F04D17/10; F04D17/12; F04D25/00; F04D25/02; F04D25/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2409159A
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US2474410A
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US2572711A
Cited
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Cited
US2678542A
Cited
US2751144A
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US2767561A
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US2893204A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-25 | 1965-06-26 | 1965-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-25 | 1969-06-26 | 1969-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-25 | 1973-06-26 | 1973-12-26 | $7700.00 | Window Closed / Lapsed |