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US2713245A Expired / Lapsed US ⏱️ 0.0 years remaining

Internal combustion turbine power plants with regenerative exhaust treatment system

Assignee: Austin Motor Co Ltd
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Filing: 1952-11-24
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Granted: 1955-07-19
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Expires: 1972-11-24
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Abstract

No abstract record available.

Inventors

  • 👤 John H Weaving

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 13:08
CPC Classifications
F; F02; F02C; F02C7/00; F02C7/08

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

GB484289A Cited
US2470184A Cited
US2489939A Cited
US2622395A Cited
US2692477A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1958-07-18 1959-01-17 1959-07-19 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1962-07-18 1963-01-17 1963-07-19 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1966-07-18 1967-01-17 1967-07-19 $7700.00 Window Closed / Lapsed

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