B29C 70/42 for producing articles of definite length, i.e. discrete articles
Introduced: January 1995
Full Title
Full titles differ between systems:
Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts > comprising reinforcements only, e.g. self-reinforcing plastics > Shaping operations therefor > Shaping or impregnating by compression > for producing articles of definite length, i.e. discrete articles
Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts > comprising reinforcements only, e.g. self-reinforcing plastics > Shaping operations therefor > Shaping or impregnating by compression (B29C70/34 takes precedence) > for producing articles of definite length, i.e. discrete articles
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
IPC defines codes here since 1995.
Child Classifications
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- B29C 70/44 using isostatic pressure, e.g. pressure difference-moulding, vacuum bag-moulding, autoclave-moulding or expanding rubber-moulding since 1995 +2 CPC IPC+CPC Available in IPC and CPC
- B29C 70/46 using matched moulds, e.g. for deforming sheet moulding compounds [SMC] or prepregs since 1995 +4 CPC IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
Class B29,2013–2023, worldwide · Source: EPO PATSTAT
- HEWLETT-PACKARD DEVELOPMENT COMPANY US 3,802
- BOEING COMPANY US 3,087
- COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN FR 2,315
- SUMITOMO RUBBER IND 1,784
- GE (GENERAL ELECTRIC COMPANY) US 1,663
- CANON 1,658
- 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 1,587
- TORAY INDUSTRIES JP 1,555
- BASF (BADISCHE ANILIN & SODA FABRIK) DE 1,470
- LG CHEM KR 1,415
Top Applicants (CPC)
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