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Microchip Co. Wants USPTO To Apply New Rules Retroactively

By Andrew Karpan ( April 21, 2025, 6:13 PM EDT) -- A California company behind a new kind of energy-efficient microchip says it's retained a former U.S. Patent and Trademark Office director in order to make the case that the agency's new rules over discretionary denials should be retroactively extended by seven days, in order to wipe out a partially successful patent challenge from a Chinese rival....

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