Patent US2945349A successfully refreshed from Google Patents.
US2945349A
Expired / Lapsed
US
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Miniature gas turbine
Assignee: Lear Inc
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Filing: 1957-11-12
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Granted: 1960-07-19
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Expires: 1977-11-12
Abstract
No abstract record available.
Inventors
- 👤 Ritzi Emil
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:37
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/40; F04D29/42; F04D29/44; F04D29/441; F04D29/442; F02; F02C; F02C3/00; F02C3/04; F02C3/045; F02C3/05; F02C3/14; F02C3/145
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) | 1963-07-19 | 1964-01-18 | 1964-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-19 | 1968-01-18 | 1968-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-19 | 1972-01-18 | 1972-07-19 | $7700.00 | Window Closed / Lapsed |