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US3588472A Expired / Lapsed US ⏱️ 0.0 years remaining

Logic control apparatus

Assignee: Xerox Corp
•
Filing: 1966-11-18
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Granted: 1971-06-28
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Expires: 1986-11-18
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Abstract

Abstract A SYSTEM WHEREIN THE NUMBER OF RECORD SHEETS ENTERING THE TRANSPORT PATH OF A REPRODUCING APPARATUS ARE MONITORED ALONG WITH THE NUMBER OF COPIES EGRESSING FROM THE TRANSPORT PATH. THESE RESPECTIVE NUMBERS ARE COMPARED WITH THE NUMBER OF COPIES DESIRED AND THIS COMPARISON IS UTILIZED TO PROVIDE A NET COUNT IN A COUNTER TO INDICATE THE NUMBER OF ORIGINAL DOCUMENTS FROM WHICH THE REQUISITE NUMBER OF COPIES HAVE BEEN MADE, COMPLETED, AND DELIVERED TO A SORTING AREA.

Inventors

  • 👤 Thomas H Glaster
  • 👤 Thomas W Hess

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 01:57
CPC Classifications
G; G03; G03G; G03G15/00; G03G15/70; G03G21/00; G03G21/02

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1974-06-27 1974-12-27 1975-06-28 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-06-27 1978-12-27 1979-06-28 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-06-27 1982-12-27 1983-06-28 $7700.00 Window Closed / Lapsed

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