Failure to disclose “material information of prior sales” resulted in a holding that U.S. Patent No. 8,146,428 “is unenforceable due to inequitable conduct” based on a finding of a “specific intent to deceive the PTO int…
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Specific intent to deceive the USPTO did not exist where an inventor removed mention of a reference from his patent application, and then testified that the “reference was cumulative or merely provided background information…
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