Patent US2377959A successfully refreshed from Google Patents.
Patent US2625010A successfully refreshed from Google Patents.
US2625010A
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Means for preventing internal-combustion turbine units from icing
Assignee: Armstrong Siddeley Motors Ltd
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Filing: 1947-12-17
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Granted: 1953-01-13
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Expires: 1967-12-17
Abstract
No abstract record available.
Inventors
- 👤 Clark Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:56
CPC Classifications
F; F02; F02C; F02C7/00; F02C7/04; F02C7/047
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1924122A
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US2425630A
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US2409177A
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US2379455A
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US2393792A
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US2404275A
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GB586572A
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US2435990A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-01-13 | 1956-07-14 | 1957-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-13 | 1960-07-14 | 1961-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-13 | 1964-07-14 | 1965-01-13 | $7700.00 | Window Closed / Lapsed |