for articles of definite length, i.e. discrete articles

Introduced: January 1985

Full Title

Full titles differ between systems:

IPC:

Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor > Bending and joining, e.g. for making hollow articles > by bending sheets or strips at right angles to the longitudinal axis of the article being formed and joining the edges > for articles of definite length, i.e. discrete articles

CPC:

Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor (B29C61/10 takes precedence) > Bending and joining, e.g. for making hollow articles (B29C53/56 takes precedence) > by bending sheets or strips at right angles to the longitudinal axis of the article being formed and joining the edges > for 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 1985.

Child Classifications

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B29C 53/42 using internal forming surfaces, e.g. mandrels since 1985 IPC+CPC Available in IPC and CPC
B29C 53/46 using external forming surfaces, e.g. sleeves since 1985 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