US2971333A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable gas impingement turbine nozzles
Assignee: General Electric Co
•
Filing: 1958-05-14
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Granted: 1961-02-14
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Expires: 1978-05-14
Abstract
No abstract record available.
Inventors
- 👤 Mendelsohn Julian Paul
- 👤 Jr Robert Barron Grant
- 👤 Barrial Harold Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:06
CPC Classifications
F; F01; F01D; F01D9/00; F01D9/02; F01D9/04; F02; F02C; F02C7/00; F02C7/26; F02C7/268; F02C7/27; F05; F05B; F05B2230/00; F05B2230/60; F05B2230/604; F05B2230/608; F05D; F05D2230/00; F05D2230/60; F05D2230/64; F05D2230/644
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) | 1964-02-14 | 1964-08-15 | 1965-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-02-14 | 1968-08-15 | 1969-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-02-14 | 1972-08-15 | 1973-02-14 | $7700.00 | Window Closed / Lapsed |