Sugars not otherwise provided for in this class

Filing statistics

CPC C13K 13/00 belongs to the parent subclass C13K, which recorded 5,426 patent applications worldwide between 2013 and 2023. Annual filings declined from 861 in 2013 to 195 in 2023 (-77%), peaking at 877 applications in 2014. The most active applicants in class C13 are XYLECO (394 applications), TORAY INDUSTRIES (142 applications) and API INTELLECTUAL PROPERTY HOLDINGS (128 applications).

Source: EPO PATSTAT, worldwide filings