Epson Fails to Invalidate Certain Print-Rite Patents in China


Seiko Epson has apparently failed in its bid to invalidate the intellectual property in China of one of that country’s largest third-party supplies vendors, Print-Rite. Earlier this year, Epson requested that the Patent Reexamination Board (PRB) for the State Intellectual Property Office (SIPO) of People’s Republic of China invalidate certain claims made in two Print-Rite

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