Patent applications include direct European applications and international (PCT) applications that entered the European phase during the reporting period. Country of residence based on the first named applicant.
Citation formats
European patent applications from Bulgaria 2005-2022
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EPOrg. (March 28, 2023). Number of patent applications filed at the European Patent Office from Bulgaria from 2005 to 2022 [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 27, 2026, from /statistics/411590/european-patent-applications-from-bulgaria/
EPOrg. "Number of patent applications filed at the European Patent Office from Bulgaria from 2005 to 2022." Chart. March 28, 2023. ÌÇÐÄÆƽâ°æ. Accessed July 27, 2026. /statistics/411590/european-patent-applications-from-bulgaria/
EPOrg. (2023). Number of patent applications filed at the European Patent Office from Bulgaria from 2005 to 2022. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 27, 2026. /statistics/411590/european-patent-applications-from-bulgaria/
EPOrg. "Number of Patent Applications Filed at The European Patent Office from Bulgaria from 2005 to 2022." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 28 Mar 2023, /statistics/411590/european-patent-applications-from-bulgaria/
EPOrg, Number of patent applications filed at the European Patent Office from Bulgaria from 2005 to 2022 ÌÇÐÄÆƽâ°æ, /statistics/411590/european-patent-applications-from-bulgaria/ (last visited July 27, 2026)
Number of patent applications filed at the European Patent Office from Bulgaria from 2005 to 2022 [Graph], EPOrg, March 28, 2023. [Online]. Available: /statistics/411590/european-patent-applications-from-bulgaria/
