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US3010280A Expired / Lapsed US ⏱️ 0.0 years remaining

Variable-expansion nozzle

Assignee: RTX Corp
•
Filing: 1958-03-25
•
Granted: 1961-11-28
•
Expires: 1978-03-25
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Abstract

No abstract record available.

Inventors

  • 👤 George F Hausmann

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 20:49
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/80; F02K9/82

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US2569996A Cited
US2763983A Cited
US2631426A Cited
FR1057271A Cited
US2858668A Cited
FR1124348A Cited
GB795652A Cited
FR1110011A Cited
GB654344A Cited
FR1130164A Cited
US2865170A Cited
US2952123A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1964-11-27 1965-05-29 1965-11-28 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1968-11-27 1969-05-29 1969-11-28 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1972-11-27 1973-05-29 1973-11-28 $7700.00 Window Closed / Lapsed

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