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US2946262A Expired / Lapsed US ⏱️ 0.0 years remaining

Combined gun equilibrator and elevation cylinder

Assignee: International Business Machines Corp
•
Filing: 1952-09-12
•
Granted: 1960-07-26
•
Expires: 1972-09-12
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Abstract

No abstract record available.

Inventors

  • 👤 Bruehl Lawrence

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 03:17
CPC Classifications
F; F41; F41A; F41A27/00; F41A27/26; F41A27/06; F41A27/24; F41A27/30

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

FR441756A Cited
US2072099A Cited
US2193446A Cited
FR971482A Cited
US2388010A Cited
US2363142A Cited
US2391965A Cited
US2436379A Cited
US2574059A Cited
US2624318A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1963-07-26 1964-01-25 1964-07-26 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1967-07-26 1968-01-25 1968-07-26 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1971-07-26 1972-01-25 1972-07-26 $7700.00 Window Closed / Lapsed

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