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Linda Liu & Partners

The Practice of Producing Evidence for the Prior Use Right Defense in Patent Infringement Disputes

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As Chinese enterprises’ technological innovation level and their R&D capabilities has grown by leaps and bounds in recent years, it is not uncommon for them to defend based on prior use right in patent infringement disputes....more

Linda Liu & Partners

Invalidation Approaches and Specification Crafting Concerning “Parameter Features”

Linda Liu & Partners on

Limitation by “parameter features” is a love-hate claim drafting approach. It’s highly praised by applicant/patentee because it leads to great the difficulty in searching and finding prior arts that directly disclose the...more

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