Shaping or impregnating by compression (B29C70/34 takes precedence)

Introduced: January 1995

Title

Titles differ between systems:

IPC: Shaping or impregnating by compression

CPC: Shaping or impregnating by compression (B29C70/34 takes precedence)

Full Title

Full titles differ between systems:

IPC:

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

CPC:

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 70/42 for producing articles of definite length, i.e. discrete articles since 1995 IPC+CPC Available in IPC and CPC
B29C 70/50 for producing articles of indefinite length, e.g. prepregs, sheet moulding compounds [SMC] or cross moulding compounds [XMC] since 1995 +2 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