characterised by the material or the manufacturing process (B29C33/44 takes precedence)

Introduced: January 1985

Title

Titles differ between systems:

IPC: characterised by the material or the manufacturing process

CPC: characterised by the material or the manufacturing process (B29C33/44 takes precedence)

Full titles differ between systems:

IPC:

Moulds or cores; Details thereof or accessories therefor > characterised by the material or the manufacturing process

CPC:

Moulds or cores; Details thereof or accessories therefor > characterised by the material or the manufacturing process (B29C33/44 takes precedence)

CPC subdivides this area 7x more granularly than IPC with 6 additional codes.

6 codes are CPC-only extensions.

IPC defines codes here since 1985.

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B29C 33/3807 CPC only CPC only
B29C 33/3814 CPC only CPC only
B29C 33/3821 CPC only CPC only
B29C 33/3828 CPC only CPC only
B29C 33/3835 CPC only CPC only
B29C 33/3842 +2 CPC CPC only CPC only
B29C 33/40 Plastics, e.g. foam or rubber since 1985 +1 CPC 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