Patent US3514955A successfully refreshed from Google Patents.
US3514955A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mixing structures and turbofan engines employing same
Assignee: General Electric Co
•
Filing: 1968-03-28
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Granted: 1970-06-02
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Expires: 1988-03-28
Abstract
No abstract record available.
Inventors
- 👤 Elmir E Paulson
- 👤 Daniel M Judge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:40
CPC Classifications
F; F02; F02K; F02K3/00; F02K3/02; F02K3/04; F02K3/075; F02K1/00; F02K1/38; F02K1/386; Y; Y02; Y02T; Y02T50/00; Y02T50/60; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87571; Y10T137/87652; Y10T137/87676
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2504181A
Cited
US2978865A
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US3060680A
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US3048376A
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US2934895A
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US3385064A
Cited
US3434288A
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US3377804A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-06-01 | 1973-12-01 | 1974-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-01 | 1977-12-01 | 1978-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-01 | 1981-12-01 | 1982-06-02 | $7700.00 | Window Closed / Lapsed |