The statistic shows the number of telephonic communications patents in the United States from 1977 to 2010. In 1990, the U.S. Patent and Trademark Officer reported 656 telephonic communications patents.
Number of telephonic communications patents in the United States from 1977 to 2010
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USPTO. (December 31, 2010). Number of telephonic communications patents in the United States from 1977 to 2010 [Graph]. In Statista. Retrieved January 17, 2025, from https://www.statista.com/statistics/188457/telephonic-communications-patents-in-the-united-states-since-1977/?__sso_cookie_checker=failed
USPTO. "Number of telephonic communications patents in the United States from 1977 to 2010." Chart. December 31, 2010. Statista. Accessed January 17, 2025. https://www.statista.com/statistics/188457/telephonic-communications-patents-in-the-united-states-since-1977/?__sso_cookie_checker=failed
USPTO. (2010). Number of telephonic communications patents in the United States from 1977 to 2010. Statista. Statista Inc.. Accessed: January 17, 2025. https://www.statista.com/statistics/188457/telephonic-communications-patents-in-the-united-states-since-1977/?__sso_cookie_checker=failed
USPTO. "Number of Telephonic Communications Patents in The United States from 1977 to 2010." Statista, Statista Inc., 31 Dec 2010, https://www.statista.com/statistics/188457/telephonic-communications-patents-in-the-united-states-since-1977/?__sso_cookie_checker=failed
USPTO, Number of telephonic communications patents in the United States from 1977 to 2010 Statista, https://www.statista.com/statistics/188457/telephonic-communications-patents-in-the-united-states-since-1977/?__sso_cookie_checker=failed (last visited January 17, 2025)
Number of telephonic communications patents in the United States from 1977 to 2010 [Graph], USPTO, December 31, 2010. [Online]. Available: https://www.statista.com/statistics/188457/telephonic-communications-patents-in-the-united-states-since-1977/?__sso_cookie_checker=failed
