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US3190199A Expired / Lapsed US ⏱️ 0.0 years remaining

Xerographic copying apparatus

Assignee: Xerox Corp
•
Filing: 1963-01-02
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Granted: 1965-06-22
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Expires: 1983-01-02
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Abstract

No abstract record available.

Inventors

  • 👤 Harold E Clark

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 13:20
CPC Classifications
G; G03; G03G; G03G15/00; G03G15/22

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 169 words
A XEROGRAPHIC APPARATUS COMPRISING: (A) A MANDREL HAVING A SUBTANTIALLY CYLINDRICAL SHAPE, (B) A FLEXIBLE, WEB-LIKE, REUSABLE, XEROGRAPHIC PLATE WRAPPED ON SAID MANDREL AND HAVING A FIRST ONE OF ITS ENDS FIXED THERETO, (C) MEANS TO UNIFORMLY CHARGE SAID XEROGRAPHIC PLATE, (D) PLATE HANDLING MEANS TO UNWRAP THE FREE END OF SAID XEROGRAPHIC PLATE, FLATTEN SAID PLATE, AND HOLD IT IN A PLANAR CONDITION WHILE SAID FIRST END IS STILL FIXED TO SAID MANDREL, (E) MEANS TO EXPOSE SAID CHARGED PLATE TO A FULL FRAME PATTERN TO ACTINIC ELECTROMAGNETIC RADIATION WHILE IT IS BEING HELD IN A PLANAR CONDITION BY SAID PLATE HANDLING MEANS THUS FORMING A LATENT ELECTROSTATIC IMAGE ON SAID PLATE, (F) PROCESSING MEANS ADAPTED TO PROCESS THE LATENT ELECTROSTATIC IMAGE ON SAID PLATE; AND, (G) MEANS TO REWRAP SAID XEROGRAPHIC PLATE TO SAID MANDREL AFTER EACH EXPOSURE, MOVING AT LEAST THE EXPOSED PORTION OF SAID PLATE PAST SAID PROCESSING MEANS SO THAT SAID PLATE IS READIED FOR ANOTHER CYCLE OF FULL FRAME EXPOSURE AND RAPID PROCESSING.
Claim 2
Dependent Claim 169 words
A XEROGRAPHIC APPARATUS COMPRISING: (A) A MANDREL HAVING A SUBTANTIALLY CYLINDRICAL SHAPE, (B) A FLEXIBLE, WEB-LIKE, REUSABLE, XEROGRAPHIC PLATE WRAPPED ON SAID MANDREL AND HAVING A FIRST ONE OF ITS ENDS FIXED THERETO, (C) MEANS TO UNIFORMLY CHARGE SAID XEROGRAPHIC PLATE, (D) PLATE HANDLING MEANS TO UNWRAP THE FREE END OF SAID XEROGRAPHIC PLATE, FLATTEN SAID PLATE, AND HOLD IT IN A PLANAR CONDITION WHILE SAID FIRST END IS STILL FIXED TO SAID MANDREL, (E) MEANS TO EXPOSE SAID CHARGED PLATE TO A FULL FRAME PATTERN TO ACTINIC ELECTROMAGNETIC RADIATION WHILE IT IS BEING HELD IN A PLANAR CONDITION BY SAID PLATE HANDLING MEANS THUS FORMING A LATENT ELECTROSTATIC IMAGE ON SAID PLATE, (F) PROCESSING MEANS ADAPTED TO PROCESS THE LATENT ELECTROSTATIC IMAGE ON SAID PLATE; AND, (G) MEANS TO REWRAP SAID XEROGRAPHIC PLATE TO SAID MANDREL AFTER EACH EXPOSURE, MOVING AT LEAST THE EXPOSED PORTION OF SAID PLATE PAST SAID PROCESSING MEANS SO THAT SAID PLATE IS READIED FOR ANOTHER CYCLE OF FULL FRAME EXPOSURE AND RAPID PROCESSING.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-06-21 1968-12-21 1969-06-22 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-06-21 1972-12-21 1973-06-22 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-06-21 1976-12-21 1977-06-22 $7700.00 Window Closed / Lapsed

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