CPC Subgroup
B29B 15/08 of reinforcements or fillers (chemical aspects C08J, C08K)
Full Title
Pretreatment of the material to be shaped, not covered by groups B29B7/00 - B29B13/00 > of reinforcements or fillers (chemical aspects C08J, C08K)
1 direct subcode
Child Classifications
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- B29B 15/10 Coating or impregnating (applying liquids in general B05)
Top Applicants
Top 10 applicants by patent filingsfor class B29, 2013–2023, worldwide · Source: EPO PATSTAT
- HEWLETT-PACKARD DEVELOPMENT COMPANY US 4,167
- BOEING COMPANY US 3,701
- COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN FR 2,554
- 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 2,240
- TORAY INDUSTRIES JP 2,133
- GE (GENERAL ELECTRIC COMPANY) US 2,069
- BASF (BADISCHE ANILIN & SODA FABRIK) DE 2,028
- LG CHEM KR 1,962
- DOW GLOBAL TECHNOLOGIES US 1,896
- CONTINENTAL REIFEN DE 1,725