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US3379894A Expired / Lapsed US ⏱️ 0.0 years remaining

Adjustable timer for a plurality of stations

Assignee: BARTROW Inc A CORP
•
Filing: 1965-06-22
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Granted: 1968-04-23
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Expires: 1985-06-22
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Abstract

No abstract record available.

Inventors

  • 👤 Paul W Carsten

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 16:21
CPC Classifications
H; H01; H01H; H01H43/00; H01H43/10; H01H43/12; H01H43/125; H01H43/128

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 157 words
A TIMER, COMPRISING: A PLURALITY OF OUTPUT TERMINALS; A MASTER SWITCH; A PLURALITY OF STATION SWITCHES CONNECTED IN A SERIES LOOP WITH SAID MASTER SWITCH, SAID STATION SWITCHES BEING SPACED FROM EACH OTHER AND FROM SAID MASTER SWITCH AND EACH OPENING SAID SERIES LOOP AND CONNECTING TO A DIFFERENT OUTPUT TERMINAL UPON OPERATION; MEANS FOR APPLYING ELECTRICAL POWER TO SAID MASTER SWITCH; FIRST MOVING MEANS FOR SUCCESSIVELY OPERATING SAID MASTER SWITCH FOR PREDETERMINED PERIODS OF TIME TO APPLY ELECTRICAL POWER TO SAID SERIES LOOP; SECOND MOVING MEANS SYNCHRONOUS WITH SAID FIRST MOVING MEANS FOR OPERATING EACH OF SAID PLURALITY OF STATION SWITCHES IN SUCCESSION FOR PREDETERMINED PERIODS OF TIME; AND MEANS FOR INDIVIDUALLY ADJUSTING THE SPACING BETWEEN EACH OF SAID STATION SWITCHES AND SAID MASTER SWITCH TO SELECTIVELY CONTROL THE TIME DURATION FOR WHICH SAID MASTER SWITCH AND EACH STATION SWITCH ARE SIMULTANEOUSLY OPERATING TO APPLY ELECTRICAL ENERGY TO THE OUTPUT TERMINAL ASSOCIATED WITH SAID STATION SWITCH.

References Cited (Backward Citations)

US3040227A Cited
US3244912A Cited
US3335298A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1971-04-23 1971-10-23 1972-04-23 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1975-04-23 1975-10-23 1976-04-23 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1979-04-23 1979-10-23 1980-04-23 $7700.00 Window Closed / Lapsed

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