PDF, PCT Yearly Review - WIPO
PDF, PCT Yearly Review - WIPO
PDF, PCT Yearly Review - WIPO
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39<br />
B.4 Languages of Filing and Publication<br />
Figure B.4 presents the distribution of <strong>PCT</strong> applications according to language of filing and language of<br />
publication. A <strong>PCT</strong> application may be filed in any language accepted by the relevant RO, but must be<br />
published in one of the 10 official publication languages.<br />
Figure B.4: Distribution of filing and publication languages<br />
Filings in 2010 Filings in 2009 Publications in 2010<br />
English<br />
87,385<br />
Japanese<br />
German<br />
Chinese<br />
Korean<br />
29,815<br />
16,852<br />
11,425<br />
7,353<br />
Languages<br />
French<br />
Others<br />
Spanish<br />
Russian<br />
5,504<br />
3,163<br />
1,730<br />
728<br />
Portuguese<br />
Arabic<br />
344<br />
1<br />
Source: <strong>WIPO</strong> Statistics Database<br />
> English was the most frequently used language of filing and publication in 2010. In both cases, English<br />
was used more frequently than all other languages combined.<br />
> The languages of filing with the most increased use in 2010 compared to 2009 were Portuguese<br />
(+100%), Chinese (+58%) and Korean (+27%).