DIFF Subgroup
B02C 4/18 in the form of a bar
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Crushing or disintegrating by roller mills > with a roller co-operating with a stationary member > in the form of a bar
CPC:
Crushing or disintegrating by roller mills (with milling members in the form of rollers or balls co-operating with rings or discs B02C15/00; roller mills or roll refiners exclusively for chocolate A23G1/10, A23G1/12) > with a roller co-operating with a stationary member > in the form of a bar
IPC and CPC are identically structured here. All 3 subcodes exist in both systems.
Child Classifications
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- B02C 4/22 specially adapted for milling paste-like material, e.g. paint, chocolate, colloids IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
Class B02,2013–2023, worldwide · Source: EPO PATSTAT
- SANDVIK INTELLECTUAL PROPERTY SE 503
- THYSSENKRUPP INDUSTRIAL SOLUTIONS DE 498
- THYSSEN KRUPP DE 382
- ZHEJIANG ZHE KUANG HEAVY INDUSTRIES COMPANY 239
- FLSMIDTH DK 239
- ZAOZHUANG SNKSAN INTELLIGENT MACHINERY COMPANY 230
- KMUST (KUNMING UNIVERSITY OF SCIENCE AND TECHNOLOGY) 202
- METSO MINERALS FI 195
- BUEHLER CH 189
- ISEKI & CO 186
Top Applicants (CPC)
Class B02,2013–2023, worldwide · Source: EPO PATSTAT
- SANDVIK INTELLECTUAL PROPERTY SE 543
- THYSSENKRUPP INDUSTRIAL SOLUTIONS DE 517
- THYSSEN KRUPP DE 398
- FLSMIDTH DK 262
- METSO MINERALS FI 227
- BUEHLER CH 200
- METSO MINERALS INDUSTRIES US 195
- METSO OUTOTEC FINLAND FI 191
- NETZSCH-FEINMAHLTECHNIK DE 189
- ZAOZHUANG SNKSAN INTELLIGENT MACHINERY COMPANY 165