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US3457831A Expired / Lapsed US ⏱️ 0.0 years remaining

Plunge actuated cutter for keys having angularly directed bits

Assignee: ILCO CORP
•
Filing: 1967-08-24
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Granted: 1969-07-29
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Expires: 1987-08-24
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Abstract

No abstract record available.

Inventors

  • 👤 Norman R Adler
  • 👤 Raphael W Godin
  • 👤 Henry J Le Blanc

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-03 03:21
CPC Classifications
B; B23; B23Q; B23Q1/00; B23Q1/25; B23Q1/44; B23Q1/56; B23Q1/58; B23C; B23C3/00; B23C3/28; B23C3/35; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/30084; Y10T409/300952

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US749598A Cited
US1752668A Cited
US1750218A Cited
US1803428A Cited
US1811922A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1972-07-28 1973-01-27 1973-07-29 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1976-07-28 1977-01-27 1977-07-29 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1980-07-28 1981-01-27 1981-07-29 $7700.00 Window Closed / Lapsed

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