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US2254972A Expired / Lapsed US ⏱️ 0.0 years remaining

Universal joint

Assignee: Individual
•
Filing: 1940-05-29
•
Granted: 1941-09-02
•
Expires: 1960-05-29
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Abstract

No abstract record available.

Inventors

  • 👤 Mollart Arthur John
  • 👤 Hendra John Charles

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 14:00
CPC Classifications
F; F16; F16D; F16D3/00; F16D3/16; F16D3/26; F16D3/44; F16D3/46

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

No citation records indexed.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1944-09-01 1945-03-03 1945-09-02 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1948-09-01 1949-03-03 1949-09-02 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1952-09-01 1953-03-03 1953-09-02 $7700.00 Window Closed / Lapsed

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