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Japan IP Court overturns JPO resin patent ruling, finds invention obvious

By Toko Sekiguchi ( April 27, 2026, 07:42 GMT | Insight) -- Japan’s IP High Court has canceled a JPO, decision that upheld a thermoplastic resin patent used in display materials, finding that the invention was obvious and that its claimed performance benefits weren’t convincingly proven.Japan’s Intellectual Property High Court has canceled a Japan Patent Office, or JPO, decision that upheld a thermoplastic resin patent used in display materials, finding that the invention was obvious and that its claimed performance benefits weren’t convincingly proven....

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