Patent opposition systems - a global overview

Patent opposition systems - a global overview

Journal article

1 online resource

Patent opposition mechanisms are crucial for maintaining the integrity and quality of patents within the global intellectual property framework. The opposition systems allow third parties to challenge the validity of patents, ensuring that only those meeting the legal and technical standards are granted. This process acts as a quality control measure, correcting errors that may occur during the initial examination and preventing the issuance of undeserved patents. The patent opposition systems across the USA, EU, India, Japan, Australia, and Brazil exhibit both similarities and differences. Each jurisdiction has its unique procedures and timelines, with common elements such as the availability of pre-grant and post-grant opposition, the involvement of third parties, and the opportunity for patentees to defend their patents. Considering these systems to create a uniform global patent opposition framework would involve aligning opposition periods, standardising grounds for opposition, and ensuring consistent procedural fairness. Taking the best practices from each system, a unified and effective global patent opposition mechanism can be established, benefiting applicants, third parties, and patent offices. Overall, patent opposition is a vital component of the intellectual property system, ensuring the issuance of high-quality patents, and promoting a competitive and innovative environment.

Crossref

European Intellectual Property Review, 0142-0461 ; E.I.P.R. 2025, 47(2), 102-112

[New York, NY] : Thomson Reuters, 2025.

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