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US2529933A Expired / Lapsed US ⏱️ 0.0 years remaining

Airplane cross-wind undercarriage

Assignee: Individual
•
Filing: 1947-12-20
•
Granted: 1950-11-14
•
Expires: 1967-12-20
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Abstract

No abstract record available.

Inventors

  • 👤 Geisse John Harlin

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-03 17:37
CPC Classifications
B; B64; B64C; B64C25/00; B64C25/32; B64C25/50

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1844186A Cited
US1810054A Cited
US2110563A Cited
US2351935A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1953-11-13 1954-05-15 1954-11-14 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1957-11-13 1958-05-15 1958-11-14 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1961-11-13 1962-05-15 1962-11-14 $7700.00 Window Closed / Lapsed

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