In 2020, a total of 579,230 patent applications were filed by U.S. companies using the Patent Cooperation Treaty (PCT). A further 10,005 patent applications were filed using the Madrid system, and another 531 were filed using the Hague system.
Number of international patent applications of U.S. companies from 2002 to 2020, by treaty system used
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WIPO. (November 1, 2021). Number of international patent applications of U.S. companies from 2002 to 2020, by treaty system used [Graph]. In Statista. Retrieved May 27, 2022, from https://www.statista.com/statistics/256749/number-of-international-patent-applications-of-us-companies/
WIPO. "Number of international patent applications of U.S. companies from 2002 to 2020, by treaty system used." Chart. November 1, 2021. Statista. Accessed May 27, 2022. https://www.statista.com/statistics/256749/number-of-international-patent-applications-of-us-companies/
WIPO. (2021). Number of international patent applications of U.S. companies from 2002 to 2020, by treaty system used. Statista. Statista Inc.. Accessed: May 27, 2022. https://www.statista.com/statistics/256749/number-of-international-patent-applications-of-us-companies/
WIPO. "Number of International Patent Applications of U.S. Companies from 2002 to 2020, by Treaty System Used." Statista, Statista Inc., 1 Nov 2021, https://www.statista.com/statistics/256749/number-of-international-patent-applications-of-us-companies/
WIPO, Number of international patent applications of U.S. companies from 2002 to 2020, by treaty system used Statista, https://www.statista.com/statistics/256749/number-of-international-patent-applications-of-us-companies/ (last visited May 27, 2022)
