Reexamination & Invalidation
Selected matters involving rejection review, patent validity challenges, invalidation requests, and patent-owner defence in China.
Patent Granted Following Reexamination for Drainage Device Technology
Reexamination support for a patent involving light-curable materials, aqueous-humor drainage structures, and implant-related technologies.
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MOF Resin Membrane Patent Granted Following Reexamination
Reexamination support involving degradable MOF amino-resin membranes, composite structures, material properties, and related technical effects.
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Battery Electrode Binder Patent Granted Following Reexamination
Reexamination support for technology involving electrode binders, negative-electrode sheets, and lithium-ion battery applications.
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Patent Maintained in Invalidation Proceedings
Invalidation defence involving claim interpretation, prior-art distinctions, technical arguments, and validity support for a thermal-break airtight sliding-window profile patent.
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Street-Lamp Design Patent Declared Fully Invalid
Invalidation request involving prior-design searches, visual comparison, evidence preparation, and analysis of the overall visual effect.
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Patent Partially Invalidated to Support Product Design-Around
Invalidation proceedings involving an embedded sleeve for reserved openings in shield-tunnel segments, supporting product risk reduction and design-around planning.
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