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US2663193A Expired / Lapsed US ⏱️ 0.0 years remaining

Ratchet operating mechanism

Assignee: General Electric Co
•
Filing: 1950-10-27
•
Granted: 1953-12-22
•
Expires: 1970-10-27
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Abstract

No abstract record available.

Inventors

  • 👤 John B Tucker

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 14:51
CPC Classifications
F; F16; F16H; F16H31/00; F16H31/003; F16H31/005; G; G04; G04B; G04B11/00; G04B11/02; G04B11/04; Y; Y10; Y10T; Y10T74/00; Y10T74/15; Y10T74/1526; Y10T74/1529; Y10T74/1558; Y10T74/1565; Y10T74/1566; Y10T74/1568; Y10T74/1569; Y10T74/1571; Y10T74/21; Y10T74/2133

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US545883A Cited
US656380A Cited
US1112839A Cited
US1403767A Cited
US2389695A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1956-12-21 1957-06-22 1957-12-22 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1960-12-21 1961-06-22 1961-12-22 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1964-12-21 1965-06-22 1965-12-22 $7700.00 Window Closed / Lapsed

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