B05C 3/09 for treating separate articles
Full Title
Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material > the work being immersed in the liquid or other fluent material > for treating separate articles
Filing statistics
CPC B05C 3/09 belongs to the parent subclass B05C, which recorded 59,555 patent applications worldwide between 2013 and 2023. Annual filings grew from 3,563 in 2013 to 5,946 in 2023 (+67%), peaking at 7,264 applications in 2020. The most active applicants in class B05 are 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) (1,265 applications), DUERR SYSTEMS (1,191 applications) and TOKYO ELECTRON (1,157 applications).
Source: EPO PATSTAT, worldwide filings
2 direct subcodes
Child Classifications
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- B05C 3/10 the articles being moved through the liquid or other fluent material (conveying articles through baths B65G, e.g. B65G49/02)
- B05C 3/109 Passing liquids or other fluent materials into or through chambers containing stationary articles
Top Applicants
Top 10 applicants by patent filingsfor class B05, 2013–2023, worldwide · Source: EPO PATSTAT
- 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 1,265
- DUERR SYSTEMS DE 1,191
- TOKYO ELECTRON JP 1,157
- BASF COATINGS (BADISCHE ANILIN & SODA FABRIK COATINGS) DE 972
- APTAR FRANCE FR 848
- PPG INDUSTRIES OHIO US 838
- P&G (PROCTER & GAMBLE COMPANY) US 763
- NORDSON CORPORATION US 761
- LG CHEM KR 695
- GRACO MINNESOTA US 691