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US1444751A Expired / Lapsed US ⏱️ 0.0 years remaining

Unitary sheet-metal incased bearing

Assignee: NORMA Co
•
Filing: 1921-06-11
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Granted: 1923-02-06
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Expires: 1941-06-11
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Abstract

No abstract record available.

Inventors

  • 👤 Frederick E Mueller

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 09:38
CPC Classifications
H; H02; H02K; H02K5/00; H02K5/04; H02K5/16; H02K5/173; H02K5/1732; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49696

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1926-02-05 1926-08-07 1927-02-06 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1930-02-05 1930-08-07 1931-02-06 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1934-02-05 1934-08-07 1935-02-06 $7700.00 Window Closed / Lapsed

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