Patent US1838226A successfully refreshed from Google Patents.
US3307146A
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Assignee: SPX Technologies Inc
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Filing: 1964-03-26
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Granted: 1967-02-28
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Expires: 1984-03-26
Abstract
No abstract record available.
Inventors
- 👤 Jr John H Auer
- 👤 Lyle A Ross
- 👤 Jerry P Huffman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:59
CPC Classifications
G; G08; G08G; G08G1/00; G08G1/07; G08G1/081; G08G1/082
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
189 words
IN A TRAFFIC CONTROL SYSTEM, MEANS FOR SELECTING OFFSETS IN ACCORDANCE WITH ACTUAL TRAFFIC CONDITIONS COMPRISING, INBOUND LANE OCCUPANCY MEASURING MEANS RESPONSIVE ONLY TO INBOUND TRAFFIC AND PRODUCING A SIGNAL REPRESENTATIVE OF INBOUND LANE OCCUPANCY, INBOUND VOLUME MEASURING MEANS RESPONSIVE ONLY TO INBOUND TRAFFIC AND PRODUCING A SIGNAL REPRESENTATIVE OF INBOUND VOLUME, FIRST LEVEL MONITORING MEANS HAVING SAID INBOUND LANE OCCUPANCY AND VOLUME SIGNALS APPLIED THERETO AND PROVIDING A SELECTED ONE OF A PLURALITY OF OUTPUTS IN ACCORDANCE WITH THEIR AMPLITUDE, OUTBOUND LANE OCCUPANCY MEASURING MEANS RESPONSIVE ONLY TO OUTBOUND TRAFFIC AND PRODUCING A SIGNAL REPRESENTATIVE OF OUTBOUND LANE OCCUPANCY, OUTBOUND VOLUME MEASURING MEANS RESPONSIVE ONLY TO OUTBOUND TRAFFIC AND PRODUCING A SIGNAL REPRESENTATIVE OF OUTBOUND VOLUME, SECOND LEVEL MONITORING MEANS HAVING SAID OUTBOUND LANE OCCUPANCY AND VOLUME SIGNALS APPLIED THERETO AND PROVIDING A SELECTED ONE OF A PLURALITY OF OUTPUTS IN ACCORDANCE WITH THEIR AMPLITUDE, A SIGNAL SOURCE, MEANS CONTROLLED BY THE OUTPUTS OF SAID FIRST AND SECOND LEVEL MONITORING MEANS FOR CONTROLLING THE SIGNAL PRODUCED BY SAID SOURCE, AND OUTPUT MEANS CONTROLLED BY SAID SIGNAL PROVIDED BY SAID SOURCE FOR SELECTING A PARTICULAR ONE OF SAID OFFSETS.
Claim 2
Dependent Claim
189 words
IN A TRAFFIC CONTROL SYSTEM, MEANS FOR SELECTING OFFSETS IN ACCORDANCE WITH ACTUAL TRAFFIC CONDITIONS COMPRISING, INBOUND LANE OCCUPANCY MEASURING MEANS RESPONSIVE ONLY TO INBOUND TRAFFIC AND PRODUCING A SIGNAL REPRESENTATIVE OF INBOUND LANE OCCUPANCY, INBOUND VOLUME MEASURING MEANS RESPONSIVE ONLY TO INBOUND TRAFFIC AND PRODUCING A SIGNAL REPRESENTATIVE OF INBOUND VOLUME, FIRST LEVEL MONITORING MEANS HAVING SAID INBOUND LANE OCCUPANCY AND VOLUME SIGNALS APPLIED THERETO AND PROVIDING A SELECTED ONE OF A PLURALITY OF OUTPUTS IN ACCORDANCE WITH THEIR AMPLITUDE, OUTBOUND LANE OCCUPANCY MEASURING MEANS RESPONSIVE ONLY TO OUTBOUND TRAFFIC AND PRODUCING A SIGNAL REPRESENTATIVE OF OUTBOUND LANE OCCUPANCY, OUTBOUND VOLUME MEASURING MEANS RESPONSIVE ONLY TO OUTBOUND TRAFFIC AND PRODUCING A SIGNAL REPRESENTATIVE OF OUTBOUND VOLUME, SECOND LEVEL MONITORING MEANS HAVING SAID OUTBOUND LANE OCCUPANCY AND VOLUME SIGNALS APPLIED THERETO AND PROVIDING A SELECTED ONE OF A PLURALITY OF OUTPUTS IN ACCORDANCE WITH THEIR AMPLITUDE, A SIGNAL SOURCE, MEANS CONTROLLED BY THE OUTPUTS OF SAID FIRST AND SECOND LEVEL MONITORING MEANS FOR CONTROLLING THE SIGNAL PRODUCED BY SAID SOURCE, AND OUTPUT MEANS CONTROLLED BY SAID SIGNAL PROVIDED BY SAID SOURCE FOR SELECTING A PARTICULAR ONE OF SAID OFFSETS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-27 | 1970-08-29 | 1971-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-27 | 1974-08-29 | 1975-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-27 | 1978-08-29 | 1979-02-28 | $7700.00 | Window Closed / Lapsed |