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US3798111A Expired / Lapsed US ⏱️ 0.0 years remaining

Multiple layer decorated paper,laminates prepared therefrom and process

Assignee: Mead Corp
•
Filing: 1972-03-24
•
Granted: 1974-03-19
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Expires: 1992-03-24
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Abstract

Abstract A DECORATED MULTIPLE LAYER PAPER SUITABLE FOR USE AS A TOP SURFACE IN RESIN IMPREGNATED ABRASION RESISTANCE DECORATED LAMINATES, AND THE LAMINATES PREPARED THEREFROM, SAID MULTIPLE LAYER HAVING A BASE LAYER AND A TOP LAYER, THE TOP LAYER COMPRISING ABRASION RESISTING MINERAL PARTICLES HAVING A HARDNESS OF 7 OR MORE ON THE MOH SCALE AND A PARTICLES SIZE RANGING FROM 10 TO 75 MICRONS, AND WITH A PRINTED PATTERN OVER THE EXPOSED SURFACE OF THE TOP LAYER. THE MULTIPLE LAYER PAPER IS MADE BY DEPOSITING A BASE LAYER ON A PAPER MACHINE FORMING WIRE, AND WHILE THE BASE LAYER IS IN A WET STATE AND STILL SUPPORTED ON THE FORMING WIRE, DEPOSITING THE TOP LAYER THEREOVER. ABRASION RESISTANT DECORATIVE LAMINATES ARE PREAPPARED FROM SAID DECORATED MULTIPLE LAYER PAPER BY SATURATING SAID PAPER WITH A RESIN, SUITABLY A THERMOSETTING RESIN FOLLOWED BY UNITING WITH A CORE AND CURING OF SAID RESIN.

Inventors

  • 👤 W Lane
  • 👤 D Moffatt

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 16:46
CPC Classifications
D; D21; D21H; D21H27/00; D21H27/18; D21H27/22; D21H27/26; D21H27/28; B; B41; B41M; B41M1/00; B41M1/26; B41M1/36; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24802; Y10T428/24934; Y10T428/25; Y10T428/256; Y10T428/259; Y10T428/27; Y10T428/273; Y10T428/277; Y10T428/31504; Y10T428/31971; Y10T428/31993

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) 1977-03-18 1977-09-17 1978-03-19 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1981-03-18 1981-09-17 1982-03-19 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1985-03-18 1985-09-17 1986-03-19 $7700.00 Window Closed / Lapsed

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