US3441045A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Variable orifice nozzle mixing ejector
Assignee: Boeing Co
•
Filing: 1966-12-02
•
Granted: 1969-04-29
•
Expires: 1986-12-02
Abstract
No abstract record available.
Inventors
- 👤 Frank Leslie Malone
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:13
CPC Classifications
B; B64; B64D; B64D13/00; B64D13/02; B01; B01F; B01F25/00; B01F25/30; B01F25/31; B01F25/315; B01F25/312; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2559; Y10T137/2564; Y10T137/2572; Y10T137/7722; Y10T137/7737; Y10T137/7758; Y10T137/7759; Y10T137/7762; Y10T137/7769; Y10T137/777
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2723615A
Cited
US2898745A
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US3002521A
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US3045983A
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US3192848A
Cited
US3326109A
Cited
US3367255A
Cited
US3367256A
Cited
US3376802A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-28 | 1972-10-28 | 1973-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-28 | 1976-10-28 | 1977-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-28 | 1980-10-28 | 1981-04-29 | $7700.00 | Window Closed / Lapsed |