US2843356A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Turbo-machine rotor assembly
Assignee: General Electric Co
•
Filing: 1954-04-05
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Granted: 1958-07-15
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Expires: 1974-04-05
Abstract
No abstract record available.
Inventors
- 👤 Jr Thomas N Hull
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:19
CPC Classifications
F; F01; F01D; F01D5/00; F01D5/30; F01D5/32; F01D5/326; F01D5/02; F01D5/027; F01D5/323; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2101; Y10T74/2102
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB166859A
Cited
US1619133A
Cited
DE718939C
Cited
CH241993A
Cited
GB609446A
Cited
GB643914A
Cited
FR986022A
Cited
US2686655A
Cited
DE834408C
Cited
US2753149A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-14 | 1962-01-13 | 1962-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-14 | 1966-01-13 | 1966-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-14 | 1970-01-13 | 1970-07-15 | $7700.00 | Window Closed / Lapsed |