Patent US2318721A successfully refreshed from Google Patents.
US2225310A
Expired / Lapsed
US
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Gas turbine system
Assignee: Milo AB
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Filing: 1937-12-15
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Granted: 1940-12-17
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Expires: 1957-12-15
Abstract
No abstract record available.
Inventors
- 👤 Manne T Lindhagen
- 👤 Lysholm Alf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:31
CPC Classifications
F; F02; F02C; F02C6/00; F02C6/003
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1943-12-17 | 1944-06-17 | 1944-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-12-17 | 1948-06-17 | 1948-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-12-17 | 1952-06-17 | 1952-12-17 | $7700.00 | Window Closed / Lapsed |