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US3231671A Expired / Lapsed US ⏱️ 0.0 years remaining

Automatic toll ticketing rate selector

Assignee: North Electric Co
•
Filing: 1959-05-27
•
Granted: 1966-01-25
•
Expires: 1979-05-27
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Abstract

No abstract record available.

Inventors

  • 👤 William H Blashfield

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 11:36
CPC Classifications
H; H04; H04M; H04M15/00; H04M15/04

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 169 words
IN A RATE SELECTION COMPUTER DEVICE FOR USE WITH AN AUTOMATIC TELEPHONE SYSTEM WHICH INCLUDES INPUT MEANS FOR COUPLING SIGNALS REPRESENTATIVE OF DIFFERENT ITEMS OF INFORMATION OF A CALL THERETO INCLUDING SIGNALS REPRESENTATIVE OF AT LEAST THE CALLING AND CALLED OFFICE CODES, CERTAIN OF WHICH ITEMS ARE REPRESENTED BY A NUMBER OF SIGNALS, A PLURALITY OF OFFICE RECOGNITION MEANS, EACH OF WHICH IS CONNECTED TO SAID INPUT MEANS TO OPERATE RESPONSIVE TO RECEIPT OF A DIFFERENT OFFICE CODE, PLACE SIGNAL MEANS CONNECTED TO SAID RECOGNITION MEANS FOR PROVIDING A DIFFERENT HOME OFFICE PLACE SIGNAL FOR EACH OF SAID OFFICES RESPONSIVE TO OPERATION OF THE CORRESPONDING OFFICE RECOGNITION MEANS, MEANS CONNECTED TO A PREDETERMINED GROUP OF SAID PLACE SIGNAL MEANS TO PROVIDE A COMMON SIGNAL RESPONSIVE TO OPERATION OF ANY ONE OF SAID GROUP, AND A RATE SELECTION MEANS WHICH IS CONNECTED TO PROVIDE A PREDETERMINED RATE INDICATION FOR CALLS BETWEEN ANY ONE OF THE OFFICES OF SAID PREDETERMINED GROUP AND AN OFFICE OF SAID PLURALITY NOT IN SAID GROUP.

References Cited (Backward Citations)

US2273165A Cited
US2297365A Cited
US2631195A Cited
US2588375A Cited
US2868884A Cited
US2848543A Cited
US3003035A Cited
US2876288A Cited
US2984704A Cited
US3007004A Cited
US2965718A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-01-24 1969-07-26 1970-01-25 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-01-24 1973-07-26 1974-01-25 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-01-24 1977-07-26 1978-01-25 $7700.00 Window Closed / Lapsed

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