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US2581482A Expired / Lapsed US ⏱️ 0.0 years remaining

Ball nut

Assignee: Motors Liquidation Co
•
Filing: 1948-02-27
•
Granted: 1952-01-08
•
Expires: 1968-02-27
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Abstract

No abstract record available.

Inventors

  • 👤 Hawkins Harry

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 23:16
CPC Classifications
F; F16; F16H; F16H25/00; F16H25/18; F16H25/20; F16H25/22; F16H25/2204; F16H25/2214; F16H2025/2242; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19642; Y10T74/19698; Y10T74/19702; Y10T74/19744; Y10T74/19749

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US590929A Cited
US601451A Cited
US1704031A Cited
US2236492A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1955-01-07 1955-07-09 1956-01-08 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1959-01-07 1959-07-09 1960-01-08 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1963-01-07 1963-07-09 1964-01-08 $7700.00 Window Closed / Lapsed

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