comprising fillers only

Introduced: January 1995

Full Title

Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts > comprising fillers only

Of 5 combined children, 4 exist in both systems.

1 codes are CPC-only extensions.

2 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1995.

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B29C 70/585 CPC only CPC only
B29C 70/60 comprising a combination of distinct filler types incorporated in matrix material, forming one or more layers, and with or without non-filled layers since 1995 +2 CPC IPC+CPC Available in IPC and CPC
B29C 70/62 the filler being oriented during moulding (for short fibres B29C70/14) since 1995 IPC+CPC Available in IPC and CPC
B29C 70/64 the filler influencing the surface characteristics of the material, e.g. by concentrating near the surface or by incorporating in the surface by force since 1995 IPC+CPC Available in IPC and CPC
B29C 70/66 the filler comprising hollow constituents, e.g. syntactic foam since 1995 IPC+CPC Available in IPC and CPC

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

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