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US2893274A Expired / Lapsed US ⏱️ 0.0 years remaining

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Assignee: Mueller Co
•
Filing: 1957-07-09
•
Granted: 1959-07-07
•
Expires: 1977-07-09
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Abstract

No abstract record available.

Inventors

  • 👤 Frank H Mueller
  • 👤 John J Smith

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 01:28
CPC Classifications
B; B23; B23B; B23B31/00; B23B31/02; B23B31/06; B23B31/10; B23B31/107; B23B31/1075; B23B31/1076; Y; Y10; Y10T; Y10T279/00; Y10T279/34; Y10T279/3431; Y10T279/3451; Y10T279/3481; Y10T408/00; Y10T408/89; Y10T408/907; Y10T408/94; Y10T408/95

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US2291979A Cited
US2314013A Cited
US2761688A Cited
US2761298A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1962-07-06 1963-01-05 1963-07-07 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1966-07-06 1967-01-05 1967-07-07 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1970-07-06 1971-01-05 1971-07-07 $7700.00 Window Closed / Lapsed

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