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US2857005A Expired / Lapsed US ⏱️ 0.0 years remaining

Fire fighting apparatus

Assignee: Boeing Co
•
Filing: 1957-07-19
•
Granted: 1958-10-21
•
Expires: 1977-07-19
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Abstract

No abstract record available.

Inventors

  • 👤 Donald E Medlock

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 19:07
CPC Classifications
A; A62; A62C; A62C31/00; A62C31/02; A62C31/22; A62C27/00; A62C3/00; A62C3/07; A62C3/08

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US477875A Cited
US551527A Cited
US1644290A Cited
US1640417A Cited
US2413083A Cited
US2577457A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1961-10-20 1962-04-21 1962-10-21 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1965-10-20 1966-04-21 1966-10-21 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1969-10-20 1970-04-21 1970-10-21 $7700.00 Window Closed / Lapsed

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