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US2874462A Expired / Lapsed US ⏱️ 0.0 years remaining

Office knife

Assignee: Gillette Co LLC
•
Filing: 1955-11-23
•
Granted: 1959-02-24
•
Expires: 1975-11-23
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Abstract

No abstract record available.

Inventors

  • 👤 Jr Michael Douglas Benedict
  • 👤 Baratelli Charles

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 15:37
CPC Classifications
B; B26; B26B; B26B5/00; B26B5/001

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US825976A Cited
US1521084A Cited
US1546709A Cited
US1906573A Cited
US2569080A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1962-02-23 1962-08-25 1963-02-24 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1966-02-23 1966-08-25 1967-02-24 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1970-02-23 1970-08-25 1971-02-24 $7700.00 Window Closed / Lapsed

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