US2810544A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas turbine rotor
Assignee: MAN AG
•
Filing: 1951-07-17
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Granted: 1957-10-22
•
Expires: 1971-07-17
Abstract
No abstract record available.
Inventors
- 👤 Schorner Christian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 06:25
CPC Classifications
B; B21; B21H; B21H1/00; B21H1/06; F; F01; F01D; F01D5/00; F01D5/02; F01D5/08; F01D5/30; F01D5/3069
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US702461A
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US906400A
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US1610010A
Cited
US1708044A
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GB377289A
Cited
US2333053A
Cited
GB585350A
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US2623727A
Cited
GB643259A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-10-21 | 1961-04-22 | 1961-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-10-21 | 1965-04-22 | 1965-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-10-21 | 1969-04-22 | 1969-10-22 | $7700.00 | Window Closed / Lapsed |