PURE Bioscience Granted US Patent on SDC for Food...( New Patent Protects PURE in Emerg...),Health

New Patent Protects PURE in Emerging Food Processing Market for SDC

SAN DIEGO, Oct. 30 /PRNewswire-FirstCall/ -- PURE Bioscience (Nasdaq: PURE) today announced that the United States Patent and Trademark Office issued patent number 7,435,438, which covers PURE's process for treating consumable food products with silver dihydrogen citrate (SDC) to reduce or eliminate microbial contamination. The new patent expands the scope of protection of PURE's core technology patent, US Patent 6,197,814, covering the composition and method of making of PURE's silver dihydrogen citrate (SDC) antimicrobial.

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Michael L. Krall, President and CEO of PURE Bioscience, stated, "Food safety is an ongoing public health concern in the United States, and this new patent provides strategic protection for PURE as we explore applications for SDC in the food processing market with industry leading companies. We continue to build our patent portfolio, both in the US and abroad, to fully protect the numerous potential uses for SDC."

PURE Bioscience's EPA-registered SDC-based disinfectant is a powerful weapon against food borne pathogens, including E. coli, Campylobacter, Listeria, Norovirus and Salmonella. According to information published by the CDC in 2005, known pathogens causing food borne illness account for approximately 14 million illnesses, 60,000 hospitalizations and 1,800 deaths annually in the US.

PURE has four previously granted US patents related to the SDC technology: US Patent 6,197,814 (2001) for the SDC disinfectant and method of its making, Patent 6,583,176 (2003) covering the combination of SDC and alcohol as a disinfectant, Patent 6,890,953 (2005) covering a process for treating water with SDC and Patent 7,261,905 (2007) covering PURE's process of manufacturing complexes of electrolyticall
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