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US3018111A Expired / Lapsed US ⏱️ 0.0 years remaining

Lightweight battery operated transistorized dictating machine

Assignee: SoundScriber Corp
•
Filing: 1958-01-27
•
Granted: 1962-01-23
•
Expires: 1978-01-27
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Abstract

No abstract record available.

Inventors

  • 👤 Donald F Balmer
  • 👤 William H Lyon

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 06:59
CPC Classifications
G; G11; G11B; G11B25/00; G11B25/06

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1813502A Cited
US2261465A Cited
US2326667A Cited
US2318183A Cited
US2353763A Cited
US2554347A Cited
FR1071735A Cited
FR1133804A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1965-01-22 1965-07-24 1966-01-23 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1969-01-22 1969-07-24 1970-01-23 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1973-01-22 1973-07-24 1974-01-23 $7700.00 Window Closed / Lapsed

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