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US2718017A Expired / Lapsed US ⏱️ 0.0 years remaining

Lever operated means to disengage tap spindle friction drive means

Assignee: Individual
•
Filing: 1952-10-01
•
Granted: 1955-09-20
•
Expires: 1972-10-01
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Abstract

No abstract record available.

Inventors

  • 👤 Alfred J Anderson
  • 👤 Berlant Sigmund
  • 👤 Walter W Sims

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-01 11:17
CPC Classifications
B; B23; B23G; B23G1/00; B23G1/44; B23G1/46; B23G1/465; Y; Y10; Y10T; Y10T408/00; Y10T408/18; Y10T408/70; Y10T408/72

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1079973A Cited
US1754978A Cited
US2154793A Cited
US2380387A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1958-09-19 1959-03-21 1959-09-20 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1962-09-19 1963-03-21 1963-09-20 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1966-09-19 1967-03-21 1967-09-20 $7700.00 Window Closed / Lapsed

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