Patent US3128335A successfully refreshed from Google Patents.
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US3128335A Expired / Lapsed US ⏱️ 0.0 years remaining

Remote control switching network

Assignee: Philips North America LLC
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Filing: 1961-12-01
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Granted: 1964-04-07
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Expires: 1981-12-01
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Abstract

No abstract record available.

Inventors

  • 👤 Paul E Knauer

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 20:14
CPC Classifications
H; H04; H04Q; H04Q9/00

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 398 words
IN A SYSTEM FOR REMOTE CONTROL OF A TELEVISION SET OR THE LIKE: INPUT MEANS FOR CONNECTION TO A SOURCE OF ELECTRICAL ENERGY; A TELEVISION RECEIVER; A FIRST SWITCH COUPLING SAID TELEVISION RECEIVER TO SAID INPUT MEANS; A FIRST REMOTELY CONTROLLABLE MULTI-POSITION OPERATING ELEMENT IN SAID TELEVISION RECEIVER, SAID ELEMENT BEING POSITIONABLE IN A PLURALITY OF DISTINCT STABLE POSITIONS; A SECOND REMOTELY CONTROLLABLE MULTI-POSITION OPERATING ELEMENT IN SAID TELEVISION RECEIVER, SAID SECOND ELEMENT BEING POSITIONABLE IN A PLURALITY OF DISTRINCT STABLE POSITIONS; A REMOTE CONTROL SIGNAL RECEIVER HAVING A PAIR OF OUTPUT CHANNELS, ONE OF SAID CHANNELS BEING RESPONSIVE TO ENERGY AT A FIRST FREQUENCY AND COUPLED TO SAID FIRST ELEMENT TO DRIVE SAID FIRST ELEMENT TO ITS VARIOUS SAID STABLE POSITIONS IN SUCCESSION IN RESPONSE TO SIGNALS OF SAID FIRST FREQUENCY AND THE OTHER CHANNEL OF SAID PAIR BEING RESPONSIVE TO ENERGY AT A SECOND FREQUENCY AND COUPLED TO SAID SECOND ELEMENT TO OPERATE SAID SECOND ELEMENT TO TIS VARIOUS STABLE POSITIONS IN SUCCESSION IN RESPONSE TO SIGNALS AT SAID SECOND FREQUENCY; MEANS COUPLING SAID FRIST ELEMENT TO SAID FRIST SWITCH, SAID COUPLING MEANS BEING OPERABLE BY SAID FIRST ELEMENT TO OPEN SAID SWITCH UPON A PREDETERMINED EXTENDT OF OPERATION OF SAID FIRST ELEMENT THROUGH A PLURALITY OF ITS POSITIONS; A SECOND SWITCH HAVING A FIRST CONDITION COUPLING SAID REMOTE RECEIVER TO SAID INPUT MEANS THROUGH A FIRST PATH, SAID SECOND SWITCH BEING OPERABLE TO A SECOND CONDITION COUPLING SAID REMOTE RECEIVER TO SAID INPUT MEANS THROUGH A SECOND PATH INDLUDING SAID FIRST SWITCH; AND SECOND MEANS COUPLING SAID SECOND SWITCH TO SAID SECOND ELEMENT, SAID SECOND COUPLING MEANS BEING OPERABLE BY SAID SECOND ELEMENT TO CHANGE SAID SECOND SWITCH FROM SAID FIRST CONDITION TO SAID SECOND CONDITION UPON A PREDETERMINED EXTENT OF OPERATION OF SAID SECOND ELEMENT; WHEREBY SIGNALS AT SAID FIRST FREQUENCY ARE USEFUL TO OPERATE SAID FRIST ELEMENT THROUGH ITS SAID POSITIONS TO ITS SAID PREDETERMINED EXTENT AND OPEN SAID FIRST SWITCH TO DISCONNECT SAID TELEVISION RECEIVER FROM SAID INPUT MEANS AND THERBY DEENERGIZE SAID TELEVISION RECEIVER, AND SIGNALS AT SAID SECOND FREQUENCY ARE USEFUL TO ACTUATGE SAID SECOND ELEMETN TO OPERATE SAID SECOND ELEMENT THROUGH ITS SAID POSITIONS TO ITS SAID PREDETERMINED EXTENDT AND CHANGE SAID SECOND SWITCH TO SAID SECOND CONDITION TO DISCONNECT SAID REMOTE RECEIVER FROM SAID INPUT MEANS WHEN SAID FIRST SWITCH IS OPEN AND THEREBY DEENERGIZE SAID REMOTE RECEIVER.
Claim 2
Dependent Claim 398 words
IN A SYSTEM FOR REMOTE CONTROL OF A TELEVISION SET OR THE LIKE: INPUT MEANS FOR CONNECTION TO A SOURCE OF ELECTRICAL ENERGY; A TELEVISION RECEIVER; A FIRST SWITCH COUPLING SAID TELEVISION RECEIVER TO SAID INPUT MEANS; A FIRST REMOTELY CONTROLLABLE MULTI-POSITION OPERATING ELEMENT IN SAID TELEVISION RECEIVER, SAID ELEMENT BEING POSITIONABLE IN A PLURALITY OF DISTINCT STABLE POSITIONS; A SECOND REMOTELY CONTROLLABLE MULTI-POSITION OPERATING ELEMENT IN SAID TELEVISION RECEIVER, SAID SECOND ELEMENT BEING POSITIONABLE IN A PLURALITY OF DISTRINCT STABLE POSITIONS; A REMOTE CONTROL SIGNAL RECEIVER HAVING A PAIR OF OUTPUT CHANNELS, ONE OF SAID CHANNELS BEING RESPONSIVE TO ENERGY AT A FIRST FREQUENCY AND COUPLED TO SAID FIRST ELEMENT TO DRIVE SAID FIRST ELEMENT TO ITS VARIOUS SAID STABLE POSITIONS IN SUCCESSION IN RESPONSE TO SIGNALS OF SAID FIRST FREQUENCY AND THE OTHER CHANNEL OF SAID PAIR BEING RESPONSIVE TO ENERGY AT A SECOND FREQUENCY AND COUPLED TO SAID SECOND ELEMENT TO OPERATE SAID SECOND ELEMENT TO TIS VARIOUS STABLE POSITIONS IN SUCCESSION IN RESPONSE TO SIGNALS AT SAID SECOND FREQUENCY; MEANS COUPLING SAID FRIST ELEMENT TO SAID FRIST SWITCH, SAID COUPLING MEANS BEING OPERABLE BY SAID FIRST ELEMENT TO OPEN SAID SWITCH UPON A PREDETERMINED EXTENDT OF OPERATION OF SAID FIRST ELEMENT THROUGH A PLURALITY OF ITS POSITIONS; A SECOND SWITCH HAVING A FIRST CONDITION COUPLING SAID REMOTE RECEIVER TO SAID INPUT MEANS THROUGH A FIRST PATH, SAID SECOND SWITCH BEING OPERABLE TO A SECOND CONDITION COUPLING SAID REMOTE RECEIVER TO SAID INPUT MEANS THROUGH A SECOND PATH INDLUDING SAID FIRST SWITCH; AND SECOND MEANS COUPLING SAID SECOND SWITCH TO SAID SECOND ELEMENT, SAID SECOND COUPLING MEANS BEING OPERABLE BY SAID SECOND ELEMENT TO CHANGE SAID SECOND SWITCH FROM SAID FIRST CONDITION TO SAID SECOND CONDITION UPON A PREDETERMINED EXTENT OF OPERATION OF SAID SECOND ELEMENT; WHEREBY SIGNALS AT SAID FIRST FREQUENCY ARE USEFUL TO OPERATE SAID FRIST ELEMENT THROUGH ITS SAID POSITIONS TO ITS SAID PREDETERMINED EXTENT AND OPEN SAID FIRST SWITCH TO DISCONNECT SAID TELEVISION RECEIVER FROM SAID INPUT MEANS AND THERBY DEENERGIZE SAID TELEVISION RECEIVER, AND SIGNALS AT SAID SECOND FREQUENCY ARE USEFUL TO ACTUATGE SAID SECOND ELEMETN TO OPERATE SAID SECOND ELEMENT THROUGH ITS SAID POSITIONS TO ITS SAID PREDETERMINED EXTENDT AND CHANGE SAID SECOND SWITCH TO SAID SECOND CONDITION TO DISCONNECT SAID REMOTE RECEIVER FROM SAID INPUT MEANS WHEN SAID FIRST SWITCH IS OPEN AND THEREBY DEENERGIZE SAID REMOTE RECEIVER.

References Cited (Backward Citations)

US2992412A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1967-04-07 1967-10-07 1968-04-07 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1971-04-07 1971-10-07 1972-04-07 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1975-04-07 1975-10-07 1976-04-07 $7700.00 Window Closed / Lapsed

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