Patent Cooperation Treaty

Patent Cooperation Treaty
Name	Patent Cooperation Treaty
Date signed	1970-06-19
Location signed	Washington, D.C.
Date effective	1978-01-24
Parties	World Intellectual Property Organization members and others
Languages	English, French, Spanish

Contents

Patent Cooperation Treaty is an international agreement that establishes a unified procedure for filing patent applications to protect inventions in multiple states through a single "international" application. The treaty creates a framework administered by the World Intellectual Property Organization and interacts with national and regional offices such as the United States Patent and Trademark Office, the European Patent Office, and the Japan Patent Office. It connects inventors, applicants, and agents across forums like the International Bureau of WIPO and affects litigation and procurement frameworks involving entities such as Apple Inc., Samsung, Siemens AG, Huawei, and Bayer AG.

History

The origins trace to diplomatic and technical exchanges at meetings of the United Nations and the Paris Convention for the Protection of Industrial Property (1883), with drafting sessions involving delegations from United Kingdom, United States, France, Germany, Japan, Canada, and Australia. Negotiations in the late 1960s and early 1970s engaged experts from the World Intellectual Property Organization and observers from regional bodies like the European Patent Organisation and the African Regional Intellectual Property Organization. The treaty was concluded in Washington, D.C. in 1970 and entered into force after ratification by diverse states including Egypt, India, Brazil, China, and Russian SFSR members of the Soviet Union; subsequent amendments and the Patent Law Treaty shaped procedural harmonization with offices such as the Korean Intellectual Property Office.

The instrument aims to streamline filings for applicants aiming to secure rights in jurisdictions such as China, Germany, United States of America, India, Brazil, European Union, United Kingdom, Japan, Canada, and Australia. It establishes stages—international search, international publication, optional international preliminary examination—that interface with national procedures at offices like the European Patent Office and the Eurasian Patent Organization. The treaty affects portfolios managed by corporations such as Intel Corporation, Microsoft, Pfizer, Novartis, Toyota Motor Corporation, and General Electric Company and is relied upon by agents admitted before tribunals such as the Court of Justice of the European Union and national courts like the United States Court of Appeals for the Federal Circuit.

An applicant files an international application through a receiving office such as the United States Patent and Trademark Office or directly at the World Intellectual Property Organization in Geneva. The application claims priority under the Paris Convention for the Protection of Industrial Property (1883) and must designate contracting parties like China, Germany, Brazil, India, and Japan. Once filed, offices including the European Patent Office, the Japan Patent Office, and the Korean Intellectual Property Office process formalities and coordinate with entities such as patent attorney firms representing clients like IBM, Procter & Gamble, Coca-Cola Company, and Shell plc.

An International Searching Authority—commonly the European Patent Office, the United States Patent and Trademark Office, or the Japan Patent Office—conducts searches and issues an International Search Report and written opinion. Applicants may request an International Preliminary Examination performed by authorities like the Swedish Patent and Registration Office or the Austrian Patent Office to obtain an International Preliminary Report on Patentability. These reports influence decisions by national and regional offices, and are used in disputes before adjudicative bodies such as the International Court of Justice-adjacent tribunals and national patent courts including the Federal Court of Australia.

After the international phase, applicants enter the national or regional phase before offices such as the European Patent Office, the United States Patent and Trademark Office, the China National Intellectual Property Administration, and the Indian Patent Office. Each office applies its substantive law—examples include statutes like the United States Patent Act and national codes in Germany and France—and may grant patents that lead to portfolios enforced by firms such as Nokia and litigated in forums like the United States District Court for the Northern District of California or the High Court of Justice in England and Wales.

The treaty is administered by the World Intellectual Property Organization, with participation by members ranging from United States of America and Japan to South Africa, Mexico, Argentina, and Philippines. The assembly and committees coordinate with regional organizations such as the European Patent Organisation, the African Regional Intellectual Property Organization, and the Eurasian Patent Organization. Administrative tasks involve designated offices, International Searching Authorities, and International Preliminary Examining Authorities drawn from national offices like the Korean Intellectual Property Office, the Russian Federal Service for Intellectual Property, and the Canadian Intellectual Property Office.

The treaty significantly reduced filing complexity for multijurisdictional protection used by corporations such as Sony Corporation, LG Electronics, BASF SE, GlaxoSmithKline, and Johnson & Johnson. It enabled cross-border investment involving entities like World Bank-supported projects and multinational arrangements involving European Commission policy dialogues. Critics, including scholars from institutions like Harvard University, Oxford University, and Stanford University, contend it favors applicants with resources in jurisdictions such as United States and Japan, creates strategic filing behaviors exploited by firms like Qualcomm, and raises access concerns similar to debates around TRIPS Agreement and Doha Declaration issues in public health and innovation policy.