DELRAY BEACH, Fla., Dec. 6, 2011 (GLOBE NEWSWIRE) -- PositiveID Corporation (“PositiveID” or “Company”) (OTCBB:PSID), a developer of medical technologies and molecular diagnostic systems, announced today the U.S. Patent and Trademark Office has granted the Company Patent No. 8,053,214, “Apparatus and Method for Extracting and Analyzing an Analyte from a Fluid-Based Sample.” The patent was awarded to PositiveID’s MicroFluidic Systems (“MFS”) subsidiary, which maintains a strong and growing patent portfolio, the targeted applications of which are biological sample collection processing and detection from environmental samples and clinical samples.