In 2019, ester was the type of plastic most used in the patents applied for by the main biodegradable plastic patent applicants with around **** percent. None of the main patent applicants applied for patents regarding a mixture of plastics.
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KOFIC, & Korean Intellectual Property Office. (May 15, 2022). Share of biodegradable plastic patent applications in South Korea in 2019, by type of plastic [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 29, 2026, from /statistics/1349345/south-korea-share-of-biodegradable-plastic-patent-applications/
KOFIC, und Korean Intellectual Property Office. "Share of biodegradable plastic patent applications in South Korea in 2019, by type of plastic." Chart. May 15, 2022. ÌÇÐÄÆƽâ°æ. Accessed July 29, 2026. /statistics/1349345/south-korea-share-of-biodegradable-plastic-patent-applications/
KOFIC, Korean Intellectual Property Office. (2022). Share of biodegradable plastic patent applications in South Korea in 2019, by type of plastic. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 29, 2026. /statistics/1349345/south-korea-share-of-biodegradable-plastic-patent-applications/
KOFIC, and Korean Intellectual Property Office. "Share of Biodegradable Plastic Patent Applications in South Korea in 2019, by Type of Plastic." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 15 May 2022, /statistics/1349345/south-korea-share-of-biodegradable-plastic-patent-applications/
KOFIC & Korean Intellectual Property Office, Share of biodegradable plastic patent applications in South Korea in 2019, by type of plastic ÌÇÐÄÆƽâ°æ, /statistics/1349345/south-korea-share-of-biodegradable-plastic-patent-applications/ (last visited July 29, 2026)
Share of biodegradable plastic patent applications in South Korea in 2019, by type of plastic [Graph], KOFIC, & Korean Intellectual Property Office, May 15, 2022. [Online]. Available: /statistics/1349345/south-korea-share-of-biodegradable-plastic-patent-applications/
