CPC Subgroup
B29C 65/40 Applying molten plastics, e.g. hot melt (using welding bar B29C65/12; by moulding B29C65/70)
Full Title
Joining of preformed parts ; Apparatus therefor > by heating, with or without pressure > Applying molten plastics, e.g. hot melt (using welding bar B29C65/12; by moulding B29C65/70)
2 direct subcodes
Child Classifications
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- B29C 65/42 between pre-assembled parts
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