Patent US3560087A successfully refreshed from Google Patents.
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US3560087A Expired / Lapsed US ⏱️ 0.0 years remaining

Scanning length control for an original supporting slide

Assignee: Individual
•
Filing: 1968-09-18
•
Granted: 1971-02-02
•
Expires: 1988-09-18
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Abstract

Abstract EQUIPMENT FOR LIMITING THE TRAVEL OF A MASTER CARRYING SLIDE DURING THE EXPOSURE OF A CHARGED ELECTROPHOTOGRAPHIC COPY SHEET SO THE TRAVEL OF THE MASTER WILL BE LIMITED TO THE LENGTH OF THE COPY AND THE SLIDE WILL IMMEDIATELY RETURN TO ITS STARTING POSITION SO THAT A MAXIMUM NUMBER OF COPIES CAN BE MADE FROM A GIVEN SIZE MASTER AND NO TIME IS WASTED IN IDLE TRAVEL OF THE MASTER. THE EXTENT OF TRAVEL IS CONTROLLED BY THE CARTRIDGE CARRYING THE COPY SHEETS, WITH THE CARTRIDGE HAVING SHAPED SLOTS CORRESPONDING TO THE SIZE OF THE COPY SHEETS THEREIN TO CONTROL THE SLIDE TRAVEL BY ENGAGING SWITCHES ON THE MACHINE WHICH ARE IN SERIES WITH CORRESPONDING SWITCHES OPERATED BY THE SLIDE.

Inventors

  • 👤 Takaji Washio
  • 👤 Yoshitake Miyoshi
  • 👤 Tatsuo Aizawa

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 17:17
CPC Classifications
G; G03; G03G; G03G15/00; G03G15/65; G03G15/6502; Y; Y10; Y10S; Y10S101/00; Y10S101/36

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) 1974-02-01 1974-08-03 1975-02-02 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-02-01 1978-08-03 1979-02-02 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-02-01 1982-08-03 1983-02-02 $7700.00 Window Closed / Lapsed

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