Cooperative Patent Classification

CPC Definition - Subclass A01C

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Last Updated Version: 2016.11
PLANTING; SOWING; FERTILISING (combined with general working of soil A01B 49/04; parts, details or accessories of agricultural machines or implements, in general A01B 51/00 - A01B 75/00; {apparatus for spreading sand or salt E01C; sowing and fertilising with aircraft B64D 1/16 - B64D 1/20})
References
Limiting references

This place does not cover:

Combined with general working of soil

Sowing and fertilizing with aircraft

Informative references

Attention is drawn to the following places, which may be of interest for search:

Parts or accessories of agricultural machines or implements, in general

Apparatus for spreading sand or salt

Glossary of terms

In this place, the following terms or expressions are used with the meaning indicated:

Plant

Any of a kingdom (Plantae) of multicellular eukaryotic mostly photosynthetic organisms typically lacking locomotive movement or obvious nervous or sensory organs and possessing cellulose cell walls.

Apparatus, or methods of use thereof, for testing or treating seed, roots, or the like, prior to sowing or planting (chemicals therefor A01N 25/00 - A01N 65/00 {irradiation in general B01J 19/08})
Definition statement

This place covers:

General methods and apparatuses for treating seeds, involving mechanical means.

Relationships with other classification places

Aspects relating directly to chemical treatments or chemical formulations are classified in the appropriate chemical groups.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Chemicals for testing or treating seed, roots

Irradiation in general

Sampling of (parts of) seeds for testing

Germinating apparatus; Determining germination capacity of seeds or the like (germinating in preparation of malt C12C 1/027)
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Germinating in preparation of malt

{Testing seeds for determining their viability or germination capacity}
Definition statement

This place covers:

Testing, but not obtaining samples for testing, whereby the testing for viability is non-destructive.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Sampling of (parts of) seeds for testing

{Carrier compositions}
References
Limiting references

This place does not cover:

No chemical compositions or formulas classified in this group. Only the composition in respect of disposition of layers and similar, or materials used.

Coating or dressing seed {(encapsulated embryos or artificial seeds A01H 4/006; Seed coating compositions C09D)}
Definition statement

This place covers:

Mechanical means/machines, e.g. nozzles, used for coating seeds or mechanical aspects of the coating.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Artificial seeds

Chemical coating compositions for seeds

Immunising seed
Relationships with other classification places

A01C 1/08 relates to mechanical aspects, such as machines or mechanical means for immunising, using electricity, magnetism, temperature treatments, etc., or the mechanical means for administering a chemical composition. No chemical formulas or compositions are classified in this group.

Treating manure; Manuring ({ploughs with additional arrangements for putting manure under the soil A01B 17/002}; dung forks A01D 9/00; {treating of waste water, sewage or sludge C02F} organic fertilisers from waste or refuse C05F)
Definition statement

This place covers:

General methods for treating manure for its specific use as an agricultural input.References relevant to classification in this group.

Liquid manure

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Ploughs with additional arrangements for putting manure under the soil

Dung forks

Treating of waste water, sewage or sludge

Organic fertilisers from waste or refuse

Storage places for manure, e.g. cisterns for liquid manure; Installations for fermenting manure (sewerage structures E03F 5/00; silos, bunkers E04H 7/22)
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Sewerage structures

Silos, bunkers

{Digesters}
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Bioreactors and fermenters in general

{with heat recuperation means}
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Bioreactors and fermenters with heat exchange systems

{with mixing or agitating devices}
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Bioreactors and fermenters with mixing means

{Covers, roofs or other structures for covering manure storage places (production of methane or biogas C02F 11/04; coverings for swimming or splash baths or pools E04H 4/10)}
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Production of methane or biogas

Bioreactors and fermenters with production of methane or biogas

Coverings for swimming or splash baths or pools

Manure loaders (loaders in general B65G)
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Loaders in general

Making or covering furrows or holes for sowing, planting or manuring
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Agricultural soil working not specifically for these purposes

Hand tools for making holes for sowing, planting or manuring (transplanting devices for trees A01G 23/02)
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Transplanting devices for trees

{with piercing buckets (devices for laying-out or removing protective coverings for plants A01G 13/02)}
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Devices for laying-out or removing protective coverings for plants

Machines for making or covering drills or furrows for sowing or planting ({seeders depositing seeds in rows A01C 7/08}; ploughs for making ridges A01B 13/02; {lifting devices for agricultural machines A01B 63/00})
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Seeders depositing seeds in rows

Ploughs for making ridges

Lifting devices for agricultural machines

Special rules of classification

All aspects not covered in subgroups of A01C 5/06 are classified here. A single document can have a group symbol in more than one of the subgroups, if the respective relevant information is covered by them.

{Furrow packing devices, e.g. press wheels}
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Depth regulating wheels

Sowing ({with centrifugal wheels A01C 17/00} arrangements for driving working parts A01C 19/00)
References
Limiting references

This place does not cover:

Sowing with centrifugal wheels

Informative references

Attention is drawn to the following places, which may be of interest for search:

Arrangement for driving working parts of seeders

{Minimum till seeding}
Definition statement

This place covers:

Tool or combinations of tools minimum till sowing techniques.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Combination of soil working tools for planting

Special rules of classification

Specific details about the soil cutting or furrowing tools are additionally classified in the corresponding group under the subclass A01B.

Hand sowing implements {(fertiliser distributors for hand use A01C 15/02; tools for cultivation A01G 1/12)}
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Fertiliser distributors for hand use

Tools for cultivation

Single-grain seeders with or without suction devices {(regulation A01C 7/10; for quantities of seed A01C 7/18)}
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Devices for adjusting the seed-box; Regulation of machines for depositing quantities at intervals

Machines for depositing quantities of seed at intervals

{using pneumatic means}
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Aspects of pneumatic seeders not related to the singulating of seeds

Seeders combined with fertilising apparatus ({conducting and depositing seed A01C 7/20; apparatus for two kinds of fertiliser A01C 15/00}; combinations with soil working tools A01B 49/04)
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Conducting and depositing seed

Apparatus for two kinds of fertiliser

Combinations with soil working tools

Special rules of classification

General aspects are classified here. This group symbol must always be combined with the relevant group symbol for the particular invention (distributing system, furrowing tools, regulation, etc.)

{Seeders depositing seeds in rows using pneumatic means}
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Particular aspects of seed singulating systems using pneumatic means

Specific aspects for fertilizer distribution, i.e. distribution of powder fertilisants

{Ducts, distribution pipes or details thereof for pneumatic seeders (non-pneumatic seed pipes A01C 7/206)}
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Non-pneumatic seed pipes

Special rules of classification

In this group also the relevant aspects of distribution of granular fertilizer using pneumatic means are classified.

{Seed sensors}
Definition statement

This place covers:

Sensors for counting or detecting the passage of seeds.

Seeders with other distributing devices, e.g. brushes, discs, screws, slides ({with distributing slots A01C 15/06; with slides A01C 15/124}; with chains A01C 15/18)
References
Limiting references

This place does not cover:

Seeders with distributing slots

Seeders with slides

Seeders with chains

{Centrifugal distributors (pneumatic distributors A01C 15/04)}
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Pneumatic distributors

Machines for depositing quantities of seed at intervals {(dibble seeders A01C 7/002; single-grain seeders A01C 7/04; regulation A01C 7/102; ridge marking A01B 69/02)}
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Dibble seeders

Single-grain seeders

Regulation

Ridge marking

Parts of seeders for conducting and depositing seed {(combined with fertilising apparatus A01C 7/06)}
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Parts combined with fertilising apparatus

{comprising pressure regulation means}
Definition statement

This place covers:

Means for adjusting or maintaining a uniform pressure, even if they have an effect on the depth regulation.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Press wheels

{Chassis; Coupling means to a tractor or the like; Lifting means; Side markers (hoppers for seeders or spreaders A01C 15/006)}
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Hoppers for seeders or spreaders

Potato planters ({planting by hand A01C 7/02}; combinations with soil working tools A01B 49/04)
Definition statement

This place covers:

Planting of all types of tubers, bulbs and similar big, round shaped reproductive material.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Planting by hand

Ridge forming tools

Combinations with soil working tools

with bucket wheels {(with other distributing devices A01C 9/08)}
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Potato planters with other distributing devices

with other distributing devices, e.g. flaps, screws, horizontal turning plates {(with bucket wheels A01C 9/04)}
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Potato planters with bucket wheels

Transplanting machines ({hand sowing A01C 7/02}; carriers for supporting persons A01B 75/00; transplanting devices for trees A01G 23/02)
References
Limiting references

This place does not cover:

Machines or means for transplanting of plants or seedlings into the field, not into pots.

Planting of elongated parts of plants (like sugar cane buds).

Informative references

Attention is drawn to the following places, which may be of interest for search:

Hand sowing

Carriers for supporting persons

Transplanting seedlings or plants into pots

Transplanting devices for trees

{Other parts or details or planting machines}
Special rules of classification

Specific aspects of transplanting machines not covered in the other subgroups, like pivoting frames, wheels, furrowing tools, etc. are classified in this group. When appropriate, documents are additionally classified in A01C 5/00 and in A01B.

Fertiliser distributors (A01C 7/06 takes precedence; {combined with seeders A01C 7/06}; arrangements for driving working parts A01C 19/00; {harrows with special additional arrangements A01B 19/00}; sand, gravel or salt spreaders for roads E01C 19/20)
References
Limiting references

This place does not cover:

Fertiliser distributors combined with seeders

Informative references

Attention is drawn to the following places, which may be of interest for search:

Arrangements for driving working parts

Liquid fertilizers

Harrows with special additional arrangements

Sand, gravel or salt spreaders for roads

Special rules of classification

Control of the distribution rate, elements for pneumatic distribution of granular fertilizers, etc, are identical to the seed regulating or distributing means, and are additionally classified under A01C 7/00, when appropriate.

{Hoppers}
Definition statement

This place covers:

Both this group and A01C 15/007 cover also hoppers for seed.

for hand use {(hand sowing A01C 7/02)}
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Hand sowing

using blowers
Definition statement

This place covers:

Only powder fertilizers, or specific aspects different or not suitable for seeds.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Aspects of the pneumatic distribution of granular fertilizer

with reciprocating pushers {or stirrers in front of the slots (with endless chains A01C 15/18)}
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Distributors with endless chains

{with moving floor parts (with endless chains A01C 15/18)}
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Distributors with endless chains

{with pushers or stirrers in front of the slits (with endless chains A01C 15/18)}
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Distributors with endless chains

with means for lifting out the fertiliser {(feeding wheels, cell wheels, discs A01C 7/12, bucket wheels A01C 7/14)}
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Feeding wheels, cell wheels, discs

Bucket wheels

Fertilisers or seeders with centrifugal wheels ({hand-used implements A01C 7/02, A01C 15/02; fertiliser distributors A01C 15/00}; mechanical throwing machines for articles or solid bulk materials, in general B65G 31/00; sand, gravel or salt spreaders E01C 19/20)
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Hand-used implements

Fertilizer distributors

Mechanical throwing machines for articles or solid bulk materials

Sand, gravel or salt spreaders for roads

{Regulating or dosing devices}
Definition statement

This place covers:

Dosing or regulation of the fertilizer before reaching the rotating disks, i.e. dosing shutters and devices controlling the quantity and location of fertilizer falling onto the rotating disks.

{Devices controlling the quantity or the distribution pattern}
Definition statement

This place covers:

Regulation of the fertilizer on or after the rotating disks, i.e. blades, chutes, plates for directing the flux of fertilizer, etc.

Arrangements for driving working parts of fertilisers or seeders {(A01C 17/005 takes precedence)}
References
Limiting references

This place does not cover:

Driving mechanisms for centrifugal spreaders

by a ground-engaging wheel
Special rules of classification

Also when the driving depends on the forward speed of the machine in general, even if this is not derived from a ground engaging wheel.

Methods of fertilizing, {sowing or planting} (fertilisers C05; soil-conditioning or soil-stabilising materials C09K 17/00)
Definition statement

This place covers:

Special methods for fertilizing or sowing (like planting patterns or designs), as well as the methods for calculating fertilization requirements.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Automatic guiding of agricultural machines

Precision agriculture

Fertilizers

C05

Soil-conditioning or soil-stabilising materials

Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks, sprinkling wagons (watering fields in general A01G 25/00; spraying or applying liquids or other fluent materials in general B05)
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Watering fields in general

Pulverizers for liquid pesticides

Spraying or applying liquids or other fluent materials in general

{Distribution of liquid fertilisers by gravity flow (distribution of liquid ammonia in or on the soil A01C 23/024; under pressure A01C 23/04)}
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Distribution of liquid ammonia in or on the soil

Distribution of liquid fertilisers under pressure

{Continuous injection tools (devices for making drill or furrows A01C 5/066)}
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Devices for making drill or furrows

{Other methods for delivering fertiliser into the soil (sowing granular fertiliser A01C 21/002; subirrigation A01G 25/06)}
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Sowing granular fertiliser

Subirrigation

{Adding fertiliser to watering systems (adding insecticides or herbicides A01M 7/00)}
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Adding insecticides or herbicides

{Filling devices for liquid manure or slurry tanks (arrangements for connecting hoses of the quick-acting type F16L 37/00)}
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Arrangements for connecting hoses of the quick-acting type

{Spraying of liquid fertilisers (gravity flow A01C 23/006; watering gardens, fields, sports grounds or the like A01G 25/00)}
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Gravity flow

W watering gardens, fields, sports grounds or the like