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China's top court clarifies scope of utility model in Corning patent case

By MLex Staff ( August 1, 2025, 04:03 GMT | Insight) -- In a pivotal decision, China’s Supreme People's Court has upheld the invalidation of a utility-model patent held by US glass specialist Corning, affirming that improvements rooted solely in material composition or processing methods, rather than changes to a product’s shape or structure, fall outside the scope of utility-model patent protection.In a pivotal decision, China’s Supreme People's Court has upheld the invalidation of a utility-model patent held by US glass specialist Corning, affirming that improvements rooted solely in material composition or processing methods, rather than changes to a product’s shape or structure, fall outside the scope of utility-model patent protection....

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