DIFF Subgroup
A01F 12/30 Straw separators
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Parts or details of threshing apparatus > Straw separators
CPC:
Parts or details of threshing apparatus (devices, other than safety devices for feeders, for protecting human beings A01D75/20, A01F21/00) > Straw separators
Of 6 combined children, 5 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
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- A01F 12/38 with juxtaposed and independently-moved shaker bars or the like IPC+CPC Available in IPC and CPC
- A01F 12/39 with straw carriers in the form of rotors or drums since 1990 IPC+CPC Available in IPC and CPC
- A01F 12/395 Conical or cylindrical straw separators with internal working surface since 1990 IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
Class A01,2013–2023, worldwide · Source: EPO PATSTAT
- CHINESE ACADEMY OF SCIENCES 6,725
- JOHN DEERE US 6,555
- MONSANTO TECHNOLOGY US 6,280
- DOW AGROSCIENCES US 5,260
- BASF (BADISCHE ANILIN & SODA FABRIK) DE 5,106
- PIONEER HI-BRED INTERNATIONAL US 4,609
- KUBOTA CORPORATION 4,458
- SYNGENTA PARTICIPATIONS CH 4,341
- BAYER CROPSCIENCE DE 4,305
- CNH INDUSTRIAL AMERICA US 4,024
Top Applicants (CPC)
Class A01,2013–2023, worldwide · Source: EPO PATSTAT
- JOHN DEERE US 6,949
- MONSANTO TECHNOLOGY US 6,297
- DOW AGROSCIENCES US 5,458
- BASF (BADISCHE ANILIN & SODA FABRIK) DE 5,296
- BAYER CROPSCIENCE DE 4,654
- PIONEER HI-BRED INTERNATIONAL US 4,631
- SYNGENTA PARTICIPATIONS CH 4,410
- CNH INDUSTRIAL AMERICA US 4,128
- CHINESE ACADEMY OF SCIENCES 3,805
- BAYER DE 3,607