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Mark Name Description Status
RT/DUROID RT/DUROID Filed on: 2/3/1998

microwave laminates for use in manufacturing electronic circuitry

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REGISTERED AND RENEWED 1/16/2019
RT/DUROID RT/DUROID Filed on: 12/4/1986

MICROWAVE LAMINATES FOR USE IN MANUFACTURING ELECTRONIC CIRCUITRY

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CONTINUED USE NOT FILED WITHIN GRACE PERIOD, UN-REVIVABLE 2/7/1994
RT/DUROID RT/DUROID Filed on: 4/23/1979

Fiber Reinforced Plastic Materials in Extruded, Molded and Machined Shapes for Use in Manufacture

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CONTINUED USE NOT FILED WITHIN GRACE PERIOD, UN-REVIVABLE 1/28/2022
RT/DUROID RT/DUROID Filed on: 9/29/1969

FIBER REINFORCED PLASTIC SHEET MATERIAL FOR GENERAL INDUSTRIAL PURPOSES, PARTICULARLY FOR USE IN THE MANUFACTURE OF GASKETS. SEALS, SELF-LUBRICATING BEARINGS AND ELECTRICAL INSULATING COMPONENTS

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EXPIRED 7/6/2002

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