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PREPARATION OF WAX BEADS CONTAINING A REAGENT FOR RELEASE BY HEATING

07/936,357 | U.S. Patent Application

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Filed Aug. 27, 1992
Case Type Utility - 435/177000
Status Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Last Updated: 4 years, 10 months ago
Date # Transaction