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WIPO/PUB/901/1994

The Patent Cooperation Treaty (PCT) in 1994

Comprehensive facts, figures and analysis of the international patent system.

Publication year: 1995

WIPO/PUB/275

Strasbourg Agreement Concerning the International Patent Classification

The Agreement establishes the International Patent Classification (IPC) which divides technology into eight sections with approximately 70,000 subdivisions

Publication year: 1982