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Dry transfer

Assignee: Individual
•
Filing: 1970-05-22
•
Granted: 1973-04-17
•
Expires: 1990-05-22
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Abstract

Abstract THE INVENTION RELATES TO A DRY TRANSFER COMPRISING A TEMPORARY SUPPORT WITH PRINTED INK SIGNS AND MEANS FOR CAUSING ANY SELECTED INK SIGN TO ADHERE TO A RECEPTOR SHEET UNDER A SUFFICIENT PRESSURE, SO THAT SAID INK SIGN REMAINS ADHERED TO SAID RECEPTOR SHEET WHEN THE TEMPORARY SUPPORT IS PEELED AWAY. SAID MEANS CONSIST IN LAYER OF MICROCAPSULES RETAINED ON THE FREE SURFACE OF EACH INK SIGN AND CONTAINING A CORE MATERIAL WHICH WILL CAUSE ADHESION OF IJNK SIGN TO RECEPTOR SHEET UPON BURSTING OF THE MICROCAPSULES BY LIBERATING EITHER A MATERIAL REACTIVATING A REACTIVATABLE AHDESIVE APPLIED ON THE INK SIGN, OR A MATERIAL WHICH RENDERS THE RECEPTOR SHEET TEMPORARILY TACKY OR AN ADHESIVE MATERIAL.

Inventors

  • 👤 J Piron

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 23:21
CPC Classifications
B; B01; B01J; B01J13/00; B01J13/02; B01J13/025; B41; B41M; B41M3/00; B41M3/12; B41M7/00; B41M7/02; B44; B44C; B44C1/00; B44C1/16; B44C1/165; B44C1/17; B44C1/1733; Y; Y10; Y10S; Y10S428/00; Y10S428/914; Y10T; Y10T428/00; Y10T428/24; Y10T428/24802; Y10T428/24851; Y10T428/2486; Y10T428/24893; Y10T428/25; Y10T428/28

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) 1976-04-16 1976-10-16 1977-04-17 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1980-04-16 1980-10-16 1981-04-17 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1984-04-16 1984-10-16 1985-04-17 $7700.00 Window Closed / Lapsed

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