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US3039701A Expired / Lapsed US ⏱️ 0.0 years remaining

Fuel injectors

Assignee: Rolls Royce PLC
•
Filing: 1960-08-04
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Granted: 1962-06-19
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Expires: 1980-08-04
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Abstract

No abstract record available.

Inventors

  • 👤 Carlisle Denis Richard

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 19:43
CPC Classifications
F; F23; F23D; F23D11/00; F23D11/36; F23D11/38; F23D11/383

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

GB166341A Cited
US1472486A Cited
US1934837A Cited
US2551276A Cited
CH299310A Cited
US2703260A Cited
FR1188927A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1965-06-18 1965-12-18 1966-06-19 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1969-06-18 1969-12-18 1970-06-19 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1973-06-18 1973-12-18 1974-06-19 $7700.00 Window Closed / Lapsed

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