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US3218225A Expired / Lapsed US ⏱️ 0.0 years remaining

Multilayer decorative laminate

Assignee: Formica Corp
•
Filing: 1962-08-01
•
Granted: 1965-11-16
•
Expires: 1982-08-01
📄 Original PDF 🌐 Google Patents

Abstract

No abstract record available.

Inventors

  • 👤 John C Petropoulos

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 06:33
CPC Classifications
B; B32; B32B; B32B27/00; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31855; Y10T428/31859; Y10T428/31862; Y10T428/31866; Y10T428/3188; Y10T428/31895; Y10T428/31906; Y10T428/31942; Y10T428/31946; Y10T428/31949; Y10T428/31964; Y10T428/31967

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 204 words
A UNITARY, HEAT- AND PRESSURE-CONSOLIDATED LAMINATED ARTICLE WHICH COMPRISES A SUPERIMPOSED ASSEMBLY OF: (1) A RIGIDITY-IMPARTING BASE MEMBER, (2) A PRINT SHEET MEMBER, DIRECTLY BONDED TO SAID BASE MEMBER, COMPRISING A FIBROUS SHEET IMPREGNATED WITH A SUBSTANTIALLY INSOLUBLE AND INFUSIBLE AMINOTRIAZINE-ALDEHYDE RESIN, AND (3) A CLEAR THERMOSET RESIN LAYER, DIRECTLY BONDED TO SAID PRINT SHEET MEMBER, COMPRISING A SUBSTANTIALLY INSOLUBLE AND INFUSIBLE RESINOUS COMPOSITION WHICH IN ITS THERMOSETTING STATE, COMPRISES (A) A REACTIVE, WATER-INSOLUBLE EMULSION COPOLYMER OF (A) FROM ABOUT 50% TO ABOUT 98% BY WEIGHT OF A MONOETHYLENICALLY UNSATURATED HARDENING COMONOMER, (B) FROM ABOUT 2% TO ABOUT 20% BY WEIGHT OF A MONOFUNCTIONAL GROUP SELECTED FROM THE GROUP CONSISTING OF CARBOXYL, AMIDE AND HYDROXYL FUNCTIONS AND WHICH IS REACTIVE WITH N-HYDROXYMETHYL AND -ALKOXYMETHYL GROUPS, AND (C) FROM 0% TO ABOUT 45% BY WEIGHT OF A MONOETHYLENICALLY UNSATURATED SOFTENING COMONOMER, THE WEIGHTS OF SAID (A), (B) AND (C) EACH BEING BASED ON THE TOTAL WEIGHT OF MONOMERS IN SAID COPOLYMER, AND (B) A PLASTICIZING QUANTITY OF FROM 10 TO 100% BY WEIGHT OF A HIGHLY ALKOXYMETHYLATED MELAMINE HAVING FROM ABOUT 5 TO 6 ALKOXYMETHYL GROUPS, SAID ALKOXYMETHYL GROUPS CONTAINING 2 TO 4 CARBON ATOMS, INCLUSIVE, SAID ALKOXYMETHYLATED MELAMINE ALSO SERVING TO CROSSLINK SAID COPOLYMER.
Claim 2
Dependent Claim 204 words
A UNITARY, HEAT- AND PRESSURE-CONSOLIDATED LAMINATED ARTICLE WHICH COMPRISES A SUPERIMPOSED ASSEMBLY OF: (1) A RIGIDITY-IMPARTING BASE MEMBER, (2) A PRINT SHEET MEMBER, DIRECTLY BONDED TO SAID BASE MEMBER, COMPRISING A FIBROUS SHEET IMPREGNATED WITH A SUBSTANTIALLY INSOLUBLE AND INFUSIBLE AMINOTRIAZINE-ALDEHYDE RESIN, AND (3) A CLEAR THERMOSET RESIN LAYER, DIRECTLY BONDED TO SAID PRINT SHEET MEMBER, COMPRISING A SUBSTANTIALLY INSOLUBLE AND INFUSIBLE RESINOUS COMPOSITION WHICH IN ITS THERMOSETTING STATE, COMPRISES (A) A REACTIVE, WATER-INSOLUBLE EMULSION COPOLYMER OF (A) FROM ABOUT 50% TO ABOUT 98% BY WEIGHT OF A MONOETHYLENICALLY UNSATURATED HARDENING COMONOMER, (B) FROM ABOUT 2% TO ABOUT 20% BY WEIGHT OF A MONOFUNCTIONAL GROUP SELECTED FROM THE GROUP CONSISTING OF CARBOXYL, AMIDE AND HYDROXYL FUNCTIONS AND WHICH IS REACTIVE WITH N-HYDROXYMETHYL AND -ALKOXYMETHYL GROUPS, AND (C) FROM 0% TO ABOUT 45% BY WEIGHT OF A MONOETHYLENICALLY UNSATURATED SOFTENING COMONOMER, THE WEIGHTS OF SAID (A), (B) AND (C) EACH BEING BASED ON THE TOTAL WEIGHT OF MONOMERS IN SAID COPOLYMER, AND (B) A PLASTICIZING QUANTITY OF FROM 10 TO 100% BY WEIGHT OF A HIGHLY ALKOXYMETHYLATED MELAMINE HAVING FROM ABOUT 5 TO 6 ALKOXYMETHYL GROUPS, SAID ALKOXYMETHYL GROUPS CONTAINING 2 TO 4 CARBON ATOMS, INCLUSIVE, SAID ALKOXYMETHYLATED MELAMINE ALSO SERVING TO CROSSLINK SAID COPOLYMER.

References Cited (Backward Citations)

US3107227A Cited
US2906724A Cited
US3021239A Cited
US2977272A Cited
US3033811A Cited
US3049458A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-11-15 1969-05-17 1969-11-16 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-11-15 1973-05-17 1973-11-16 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-11-15 1977-05-17 1977-11-16 $7700.00 Window Closed / Lapsed

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