CPC Main Group Additional Only
B32B 2266/00 Composition of foam
Filing statistics
CPC B32B 2266/00 belongs to the parent subclass B32B, which recorded 381,235 patent applications worldwide between 2013 and 2023. Annual filings declined from 28,950 in 2013 to 24,486 in 2023 (-15%), peaking at 43,790 applications in 2016. The most active applicants in class B32 are NITTO DENKO CORPORATION (5,666 applications), SAINT-GOBAIN GLASS (4,491 applications) and 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) (3,703 applications).
Source: EPO PATSTAT, worldwide filings
7 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open
- B32B 2266/02 Organic
- B32B 2266/04 Inorganic
- B32B 2266/06 Open cell foam
- B32B 2266/08 Closed cell foam
- B32B 2266/10 characterised by the foam pores
- B32B 2266/12 Gel
- B32B 2266/14 Adhesive foam
Top Applicants
Top 10 applicants by patent filingsfor class B32, 2013–2023, worldwide · Source: EPO PATSTAT
- NITTO DENKO CORPORATION JP 5,666
- SAINT-GOBAIN GLASS FR 4,491
- 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 3,703
- DOW GLOBAL TECHNOLOGIES US 3,403
- NITTO DENKO CORPORATION 3,009
- FUJIFILM JP 2,629
- CORNING US 2,623
- LG CHEM KR 2,576
- SEKISUI CHEMICAL COMPANY JP 2,482
- TORAY INDUSTRIES JP 2,189