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US2987638A Expired / Lapsed US ⏱️ 0.0 years remaining

Bearing construction for motors

Assignee: LUX CLOCK Manufacturing Co Inc
•
Filing: 1954-08-26
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Granted: 1961-06-06
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Expires: 1974-08-26
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Abstract

No abstract record available.

Inventors

  • 👤 Lux Frederick

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 23:40
CPC Classifications
G; G04; G04C; G04C15/00; F; F16; F16C; F16C27/00; F16C27/02; G04B; G04B31/00; G04B31/004; G04B31/012; G04B31/0126; H; H02; H02K; H02K5/00; H02K5/04; H02K5/16; H02K5/167; H02K5/1672; F16C2380/00; F16C2380/26

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US2074711A Cited
US2203411A Cited
US2396462A Cited
US2427529A Cited
US2493999A Cited
US2615069A Cited
US2646271A Cited
US2701845A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1964-06-05 1964-12-05 1965-06-06 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1968-06-05 1968-12-05 1969-06-06 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1972-06-05 1972-12-05 1973-06-06 $7700.00 Window Closed / Lapsed

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