CPC Subgroup Additional Only
B29C 2948/92819 Location or phase of control
Full Title
Indexing scheme relating to extrusion moulding > Measuring, controlling or regulating > Location or phase of control
12 direct subcodes
Child Classifications
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- B29C 2948/92828 Raw material handling or dosing, e.g. active hopper or feeding device
- B29C 2948/92838 Raw material pre-treatment, e.g. drying or cleaning
- B29C 2948/92847 Inserts
- B29C 2948/92857 Extrusion unit
- B29C 2948/92923 Calibration, after-treatment or cooling zone
- B29C 2948/92933 Conveying, transporting or storage of articles
- B29C 2948/92942 Moulded article
- B29C 2948/92952 Drive section, e.g. gearbox, motor or drive fluids
- B29C 2948/92961 Auxiliary unit, e.g. for external melt filtering, re-combining or transfer between units
- B29C 2948/92971 Fluids, e.g. for temperature control or of environment
- B29C 2948/9298 Start-up, shut-down or parameter setting phase; Emergency shut-down; Material change; Test or laboratory equipment or studies
- B29C 2948/9299 Treatment of equipment, e.g. purging, cleaning, lubricating or filter exchange
Top Applicants
Top 10 applicants by patent filingsfor 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