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IPC Subgroup
A01F 12/3

Straw separators

Introduced: September 1968

Last revised: January 2006

Full Title

Parts or details of threshing apparatus > Straw separators

Classification Context

Section:
HUMAN NECESSITIES
Class:
AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
Subclass:
THRESHING; BALING OF STRAW, HAY OR THE LIKE; STATIONARY APPARATUS OR HAND TOOLS FOR FORMING OR BINDING STRAW, HAY OR THE LIKE INTO BUNDLES; CUTTING OF STRAW, HAY OR THE LIKE; STORING AGRICULTURAL OR HORTICULTURAL PRODUCE

Related Keywords

STRAW(S) separators in threshing machines

5 direct subcodes

Child Classifications

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  • A01F 12/38 with juxtaposed and independently-moved shaker bars or the like
  • A01F 12/385 with endless straw-conveying surface
  • A01F 12/39 with straw carriers in the form of rotors or drums
  • A01F 12/395 Conical or cylindrical straw separators with internal working surface

Top Applicants

Top 10 applicants by patent filingsfor class A01, 2013–2023, worldwide · Source: EPO PATSTAT

  1. CHINESE ACADEMY OF SCIENCES 6,725
  2. JOHN DEERE US 6,555
  3. MONSANTO TECHNOLOGY US 6,280
  4. DOW AGROSCIENCES US 5,260
  5. BASF (BADISCHE ANILIN & SODA FABRIK) DE 5,106
  6. PIONEER HI-BRED INTERNATIONAL US 4,609
  7. KUBOTA CORPORATION 4,458
  8. SYNGENTA PARTICIPATIONS CH 4,341
  9. BAYER CROPSCIENCE DE 4,305
  10. CNH INDUSTRIAL AMERICA US 4,024