US3014640A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Axial flow compressor
Assignee: Motors Liquidation Co
•
Filing: 1958-06-09
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Granted: 1961-12-26
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Expires: 1978-06-09
Abstract
No abstract record available.
Inventors
- 👤 Joseph N Barney
- 👤 Leonard B Lisher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:46
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/66; F04D29/68; F04D29/681; F04D29/26; F04D29/32; F04D29/321; F04D29/324
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1864803A
Cited
US1943934A
Cited
GB490501A
Cited
FR833350A
Cited
GB580806A
Cited
GB750305A
Cited
FR1149382A
Cited
GB793143A
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 |