Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor

Introduced: January 1985

Last revised: January 2006

Classification Context

Section:: PERFORMING OPERATIONS; TRANSPORTING
Class:: WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
Subclass:: SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING

Additional Content

Curing devices for plastics dental prostheses Conditioning or physical treatment of the material to be shaped Moulds with incorporated heating or cooling means

Related Keywords

CURING of plastics or substances in a plastic stateHARDENING of shaped plastic productsrepairing rubber SHOE(S) by local vulcanisationVULCANISING, VULCANIZING

3 direct subcodes

Child Classifications

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B29C 35/02 Heating or curing, e.g. crosslinking or vulcanising
B29C 35/16 Cooling
B29C 35/18 Cold vulcanisation

Top Applicants

Top 10 applicants by patent filingsfor 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