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Description

A residual classification for inventions and innovations within the textiles and paper domain that do not fit within the established Classes D01 through D98. This class accommodates emerging technologies, interdisciplinary developments, or specialized applications in textiles and paper manufacturing that predate or fall outside the scope of existing systematic classifications. Patent examiners use this class when the primary technical character of an invention relates to textiles or paper but lacks a clearly defined home in the defined subclasses.

Filing statistics

CPC D99 recorded 15 patent applications worldwide between 2013 and 2023, summed across its 1 subclasses. Annual filings grew from 1 in 2015 to 1 in 2021 (+0%), peaking at 10 applications in 2016. The most active applicants in class D99 are MILLIKEN & COMPANY (11 applications), MILLIKEN & COMPANY (3 applications) and 美利肯公司 (1 applications).

Source: EPO PATSTAT, worldwide filings