CPC Subgroup
B29C 43/02 of articles of definite length, i.e. discrete articles
Full Title
Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor > of articles of definite length, i.e. discrete articles
8 direct subcodes
Child Classifications
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- B29C 43/04 using movable moulds
- B29C 43/10 Isostatic pressing, i.e. using non-rigid pressure-exerting members against rigid parts or dies
- B29C 43/14 in several steps
- B29C 43/16 Forging
- B29C 43/18 incorporating preformed parts or layers, e.g. compression moulding around inserts or for coating articles
- B29C 43/20 Making multilayered or multicoloured articles
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