Laminated window panels

Claim 1

IN AN ELECTRICALLY HEATED, LAMINATED WINDOW PANEL COMPRISING AN ASSEMBLY OF RIGID, TRANSPARENT SHEETS BONDED TOGETHER BY A TRANSPARENT PLASTIC INTERLAYER MATERIAL, THE TRANSPARENT SHEETS AND INTERLAYER MATERIAL COMPRISING ELECTRICALLY NON-CONDUCTIVE MATERIALS, AN ESSENTIALLY TRANSPARENT ELECTROCONDUCTIVE CIRCUIT WITHIN SAID ASSEMBLY, BUS BARS ELECTRICALLY CONNECTED TO SAID ELECTROCONDUCTIVE CIRCUIT AND LEAD WIRE EXTENDING ALONG A MARGIN OF SAID ASSEMBLY AND ELECTRICALLY CONNECTING SAID BUS BARS TO AT LEAST ONE TERMINAL BLOCK MOUNTED ON AN EXTERIOR SURFACE OF SAID ASSEMBLY, THE LEAD WIRE, BUS BARS, AND ELECTROCONDUCTIVE CIRCUIT BEING ELECTRICALLY CONNECTED TO PROVIDE A POTENTIAL DIFFERENCE ACROSS THE ELECTROCONDUCTIVE CURCUIT WHEN AN EXTERNAL SOURCE OF ELECTRICAL ENERGY IS APPLIED AT THE TERMINAL BLOCK THEREBY CAUSING THE ELECTROCONDUCTIVE CIRCUIT TO PERFORM AS AN ELECTRICAL HEATER FOR THE WINDOW PANEL, THE IMPROVEMENT COMPRISING A THERMOSETTING RESIN IMPREGNATED FIBERGLASS TAPE HAVING A COEFFICIENT OF THEMAL EXPANSION OF FROM 0.5 TO 8.0 MICROINCH/INCH/* F., BETWEEN -100* F. AND 300* F. DISPOSED ABOUT AND ENCLOSING SAID LEAD WIRE AND DISPOSED ALONG THE MOUNTING SURFACE OF SAID TERMINAL BLOCK AND CURED IN INTIMATE SURFACE-TO-SURFACE CONTACT WITH SAID LEAD WIRE AND SAID MOUNTING SURFACE TO PROVIDE GOOD ELECTRICAL, MECHANICAL, AND FLUID PENETRATION PROTECTION AND TO SECURELY BOND THE SURFACE MOUNTED TERMINAL BLOCK AND LEAD WIRE TO THE PANEL STRUCTURE.