characterised by their rotating shafts

Introduced: January 2022

Full Title

Full titles differ between systems:

IPC:

Mixers with rotary stirring devices in fixed receptacles; Kneaders > characterised by their rotating shafts

CPC:

Mixers with rotary stirring devices in fixed receptacles (magnetic mixers B01F33/45); Kneaders > characterised by their rotating shafts

Of 7 combined children, 6 exist in both systems.

1 codes are CPC-only extensions.

IPC defines codes here since 2022.

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B01F 27/211 characterised by the material of the shaft since 2022 IPC+CPC Available in IPC and CPC
B01F 27/212 CPC only CPC only
B01F 27/2121 composed of interconnected parts since 2022 IPC+CPC Available in IPC and CPC
B01F 27/2122 Hollow shafts since 2022 IPC+CPC Available in IPC and CPC
B01F 27/2123 Shafts with both stirring means and feeding or discharging means since 2022 IPC+CPC Available in IPC and CPC
B01F 27/2124 Shafts with adjustable length, e.g. telescopic shafts since 2022 IPC+CPC Available in IPC and CPC
B01F 27/213 characterised by the connection with the drive since 2022 IPC+CPC Available in IPC and CPC

Class B01,2013–2023, worldwide · Source: EPO PATSTAT

Class B01,2013–2023, worldwide · Source: EPO PATSTAT