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US3175193A Expired / Lapsed US ⏱️ 0.0 years remaining

Traffic signal synchronizing system

Assignee: Motorola Solutions Inc
•
Filing: 1960-06-29
•
Granted: 1965-03-23
•
Expires: 1980-06-29
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Abstract

No abstract record available.

Inventors

  • 👤 Charles H Willyard
  • 👤 Cooper Martin
  • 👤 Clarence W Turek

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 00:36
CPC Classifications
G; G08; G08G; G08G1/00; G08G1/07; G08G1/081

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 173 words
A RADIO CONTROLLED TRAFFIC SIGNAL SYSTEM INCLUDING IN COMBINATION, A CENTRAL CONTROLLER INCLUDING A PLURALITY OF MASTER DIALS EACH HAVING A SPECIFIC TIME CYCLE, A CODER DEVICE COUPLED TO SAID MASTER DIALS, SAID CODER DEVICE INCLUDING MEANS PROVIDING IN SEQUENCE A PLURALITY OF SYNCHRONIZING SIGNALS ASSOCIATED RESPECTIVELY WITH THE TIME CYCLE OF SAID PLURALITY OF MASTER DIALS, TRANSMITTER MEANS COUPLED TO SAID CODER DEVICE, A PLURALITY OF RECEIVERS EACH INCLUDING A DECODER, AND A PLURALITY OF RECEIVERS EACH INDIVIDUALLY ASSOCIATED WITH SAID RECEIVERS AND COUPLED TO SAID DECODERS THEREOF, EACH OF SAID UNITS HAVING A PLURALITY OF SYNCHRONIZING DIALS, SAID TRANSMITTER CONTINUOUSLY, SENDING SYNCHRONIZING DIALS, SAID TRANSMITTER BY SAID CODER DEVICE IN ACCORDANCE WITH THE CYCLE TIME OF EACH OF SAID MASTER DIALS COUPLED TO SAID CODER, SAID SIGNAL BEING RECEIVED BY SAID RECEIVERS AND APPLIED TO SAID DECODER THEREOF, SAID DECODER RESPONDING TO ONE OF SAID SYNCHRONIZING SIGNALS FOR ACTUATING THE CORRESPONDING SYNCHRONIZING DIAL IN SAID INTERSECTION UNIT FOR SYNCHRONIZING SAID DIAL WITH THE ASSOCIATED MASTER DIAL HAVING A CORRESPONDING TIME CYCLE.
Claim 2
Dependent Claim 173 words
A RADIO CONTROLLED TRAFFIC SIGNAL SYSTEM INCLUDING IN COMBINATION, A CENTRAL CONTROLLER INCLUDING A PLURALITY OF MASTER DIALS EACH HAVING A SPECIFIC TIME CYCLE, A CODER DEVICE COUPLED TO SAID MASTER DIALS, SAID CODER DEVICE INCLUDING MEANS PROVIDING IN SEQUENCE A PLURALITY OF SYNCHRONIZING SIGNALS ASSOCIATED RESPECTIVELY WITH THE TIME CYCLE OF SAID PLURALITY OF MASTER DIALS, TRANSMITTER MEANS COUPLED TO SAID CODER DEVICE, A PLURALITY OF RECEIVERS EACH INCLUDING A DECODER, AND A PLURALITY OF RECEIVERS EACH INDIVIDUALLY ASSOCIATED WITH SAID RECEIVERS AND COUPLED TO SAID DECODERS THEREOF, EACH OF SAID UNITS HAVING A PLURALITY OF SYNCHRONIZING DIALS, SAID TRANSMITTER CONTINUOUSLY, SENDING SYNCHRONIZING DIALS, SAID TRANSMITTER BY SAID CODER DEVICE IN ACCORDANCE WITH THE CYCLE TIME OF EACH OF SAID MASTER DIALS COUPLED TO SAID CODER, SAID SIGNAL BEING RECEIVED BY SAID RECEIVERS AND APPLIED TO SAID DECODER THEREOF, SAID DECODER RESPONDING TO ONE OF SAID SYNCHRONIZING SIGNALS FOR ACTUATING THE CORRESPONDING SYNCHRONIZING DIAL IN SAID INTERSECTION UNIT FOR SYNCHRONIZING SAID DIAL WITH THE ASSOCIATED MASTER DIAL HAVING A CORRESPONDING TIME CYCLE.

References Cited (Backward Citations)

US2134562A Cited
US2398771A Cited
US2369662A Cited
US2400260A Cited
US2420693A Cited
US2437326A Cited
US2506766A Cited
US2674734A Cited
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US2664555A Cited
US3015802A Cited
US2761119A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-03-22 1968-09-21 1969-03-23 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-03-22 1972-09-21 1973-03-23 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-03-22 1976-09-21 1977-03-23 $7700.00 Window Closed / Lapsed

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