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Distribution of international patent applications submitted in 2011 and 2021, by medium

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Source

Release date

June 2022

Region

Worldwide

Survey time period

2011 and 2021

Supplementary notes

International patent applications are filed under the Patent Cooperation Treaty (PCT).

* PDF, EFS-WEB and XML are the three fully electronic filing mediums. Since 2015, PCT applications can no longer be filed using PCT-EASY

Citation formats

Distribution of media used for international patent applications 2021

Published by ÌÇÐÄÆƽâ°æ Research Department, Jun 9, 2022
** percent of PCT applications were in a PDF in 2021, up from just under ** percent a decade earlier. This change reflects a significant decrease in methods using paper, including discontinuing the PCT-Easy method. In 2021, international patent applications were almost all submitted electronically. Only *** percent of applications were filed using paper.
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U.S. patentsIntellectual property worldwide
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