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Indent Level
Color Curly Brackets (indicating CPC extensions to IPC) References Date Revised
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CPC
COOPERATIVE PATENT CLASSIFICATION
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INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS [2013‑01]
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C10N 2010/00
Metal present as such or in compounds [2013‑01]
NOTE
-
In this group, metals should be indexed according to their group of the Periodic Table.

C10N 2010/02
.
Group 1 [2013‑01]
C10N 2010/04
.
Group 2 [2013‑01]
C10N 2010/06
.
Group 3 [2013‑01]
C10N 2010/08
.
Group 4 [2013‑01]
C10N 2010/10
.
Group 5 [2013‑01]
C10N 2010/12
.
Group 6 [2013‑01]
C10N 2010/14
.
Group 7 [2013‑01]
C10N 2010/16
.
Group 8 [2013‑01]
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C10N 2020/00
Specified physical properties of component of lubricating compositions [2013‑01]
C10N 2020/02
.
Viscosity; Viscosity index [2013‑01]
C10N 2020/04
.
Molecular weight; Molecular weight distribution [2013‑01]
C10N 2020/06
.
Particles of special shape or size [2013‑01]
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C10N 2030/00
Specified physical or chemical property which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives [2013‑01]
C10N 2030/02
.
Pour-point; Viscosity index [2013‑01]
C10N 2030/04
.
Detergent or dispersant property [2013‑01]
C10N 2030/06
.
Oiliness; Film-strength; Anti-wear; Resistance to extreme pressure [2013‑01]
C10N 2030/08
.
Resistance to extreme temperature [2013‑01]
C10N 2030/10
.
Inhibition of oxidation, e.g. anti-oxidants [2013‑01]
C10N 2030/12
.
Inhibition of corrosion, e.g. anti-rust agents, anti-corrosives [2013‑01]
C10N 2030/14
.
Metal deactivation [2013‑01]
C10N 2030/16
.
Antiseptic; Biocidal [2013‑01]
C10N 2030/18
.
Anti-foaming property [2013‑01]
C10N 2030/20
.
Colour, e.g. dyes [2013‑01]
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C10N 2040/00
Specified use or application for which the lubricating composition is intended [2013‑01]
C10N 2040/02
.
Bearings [2013‑01]
C10N 2040/04
.
Oil-bath; Gear-boxes; Automatic transmissions; Traction drives [2013‑01]
C10N 2040/06
.
Instruments or other precision apparatus, e.g. damping fluids [2013‑01]
C10N 2040/08
.
Hydraulic fluids, e.g. brake-fluids [2013‑01]
C10N 2040/10
.
Running-in oil [2013‑01]
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C10N 2040/12
.
Gas-turbines [2013‑01]
C10N 2040/13
. .
Aircraft turbines [2013‑01]
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C10N 2040/14
.
Electric or magnetic purposes [2013‑01]
C10N 2040/16
. .
dielectric; Insulating oil [2013‑01]
C10N 2040/18
. .
in connection with recordings on magnetic tape or disc [2013‑01]
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C10N 2040/20
.
Metal working [2013‑01]
C10N 2040/22
. .
with essential removal of material,
{
e.g. cutting; Cooling oil
}
[2013‑01]
C10N 2040/24
. .
without essential removal of material
{
Oil for deformation operations, e.g. drawing, rolling
}
[2013‑01]
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C10N 2040/25
.
Internal combustion engines [2013‑01]
C10N 2040/26
. .
Two-stroke [2013‑01]
C10N 2040/28
. .
Rotary [2013‑01]
C10N 2040/30
.
Refrigerator lubricant [2013‑01]
C10N 2040/32
.
Wire, rope or cable lubricants [2013‑01]
C10N 2040/34
.
Lubricating-sealants [2013‑01]
C10N 2040/36
.
Release agents [2013‑01]
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C10N 2050/00
Form in which the lubricant is applied to the material being lubricated [2013‑01]
C10N 2050/02
.
dissolved or suspended in a carrier which subsequently evaporates to leave a lubricant coating [2013‑01]
C10N 2050/04
.
Aerosol [2013‑01]
C10N 2050/06
.
Gaseous phase, at least during working conditions [2013‑01]
C10N 2050/08
.
solid [2013‑01]
C10N 2050/10
.
semi-solids; greasy [2013‑01]
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C10N 2060/00
Chemical after-treatment of the constituents of the lubricating composition [2013‑01]
C10N 2060/003
.
{
by organic hydroxy group containing compounds
}
[2013‑01]
C10N 2060/006
.
{
by nitrogen containing compounds
}
[2013‑01]
C10N 2060/02
.
Reduction, e.g. hydrogenation [2013‑01]
C10N 2060/04
.
Oxidation, e.g. ozonisation [2013‑01]
C10N 2060/06
.
by epoxides [2013‑01]
C10N 2060/08
.
Halogenation [2013‑01]
C10N 2060/10
.
by sulfur or a compound containing sulfur [2013‑01]
C10N 2060/12
.
by phosphorus or a compound containing phosphorus, e.g. PxSy [2013‑01]
C10N 2060/14
.
by boron or a compound containing boron [2013‑01]
C10N 2070/00
Special methods of preparation [2013‑01]
C10N 2080/00
Special pretreatment of the material to be lubricated, e.g. phosphatising or chromatising of a metal [2013‑01]
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C10N 2210/00
Nature of the metal present as such or in compounds, i.e. in salts [2013‑01]
NOTE
-
Indexing codes C10N 2210/01 to C10N 2210/08 are only to be used as linked codes in combination with codes chosen from subclass M10M identifying the chemical nature of the compounds concerned:

C10N 2210/01
.
Group I, e.g. Li, Na, K, Cs, Cu, Ag, Au [2013‑01]
C10N 2210/02
.
Group II, e.g. Mg, Ca, Ba, Zn, Cd, Hg [2013‑01]
C10N 2210/03
.
Group III, e.g. Al, In, La [2013‑01]
C10N 2210/04
.
Group IV, e.g. Sn, Pb, Ti, Zr [2013‑01]
C10N 2210/05
.
Group V, e.g. V, As, Sb, Bi [2013‑01]
C10N 2210/06
.
Group VI, e.g. Cr, Mo, W [2013‑01]
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C10N 2210/07
.
Group VII or VIII [2013‑01]
C10N 2210/08
. .
Mn, Fe, Co, Ni [2013‑01]
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C10N 2220/00
Specified physical or chemical properties or characteristics, i.e. function, of single compounds in lubricating compositions [2013‑01]
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C10N 2220/02
.
Physico-chemical properties [2013‑01]
C10N 2220/021
. .
Molecular weight [2013‑01]
C10N 2220/022
. .
Viscosity [2013‑01]
C10N 2220/023
. .
Cloud point [2013‑01]
C10N 2220/024
. .
Iodine value [2013‑01]
C10N 2220/025
. .
Saturated compounds [2013‑01]
C10N 2220/026
. .
Unsaturated compounds [2013‑01]
C10N 2220/027
. .
Linear chain compounds [2013‑01]
C10N 2220/028
. .
Branched chain compounds [2013‑01]
C10N 2220/029
. .
Star-shaped polymers [2013‑01]
C10N 2220/03
. .
Dendrimers [2013‑01]
C10N 2220/031
. .
Distillation range [2013‑01]
C10N 2220/032
. .
Specific gravity or density [2013‑01]
C10N 2220/033
. .
Shear stability [2013‑01]
C10N 2220/04
. .
Ionic liquids [2013‑01]
C10N 2220/06
. .
Liquid crystals [2013‑01]
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C10N 2220/08
. .
Particles related characteristics [2013‑01]
C10N 2220/082
. . .
Particle size or shape [2013‑01]
C10N 2220/084
. . .
Coated particles [2013‑01]
C10N 2220/086
. . .
Fibrous forms [2013‑01]
C10N 2220/10
. .
Biodegradable compounds [2013‑01]
C10N 2220/12
. .
Volatile compounds [2013‑01]
C10N 2220/13
. .
Non-volatile compounds [2013‑01]
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C10N 2220/14
.
Characteristics associated with water [2013‑01]
C10N 2220/142
. .
Water solubility [2013‑01]
C10N 2220/144
. .
Onsolubility in water [2013‑01]
C10N 2220/146
. .
Crystal water containing compounds [2013‑01]
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C10N 2220/30
. .
Refrigerants [2013‑01]
NOTE
-
Indexing codes C10N 2220/301 to C10N 2220/306 are only used in association with group C10M 171/008 to provide information about the specific refrigerant.

C10N 2220/301
. . .
Chlorofluorocarbons [2013‑01]
C10N 2220/302
. . .
Hydrofluorocarbons [2013‑01]
C10N 2220/303
. . .
Hydrocarbons [2013‑01]
C10N 2220/304
. . .
Nitrogen [2013‑01]
C10N 2220/305
. . .
Ammonia [2013‑01]
C10N 2220/306
. . .
Carbon dioxide [2013‑01]
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C10N 2230/00
Specified physical or chemical properties of lubricating compositions [2013‑01]
C10N 2230/02
.
Viscosity or viscosity index [2013‑01]
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C10N 2230/04
.
Detergent properties, e.g. for cleaning, inhibition or removing varnish; Dispersion properties, e.g. for dispersing solids, carbon residues, sludge [2013‑01]
C10N 2230/041
. .
Soot induced viscosity control [2013‑01]
C10N 2230/06
.
Resistance to extreme pressure; Oiliness; Abrasion resistance; Friction; Anti-wear [2013‑01]
C10N 2230/08
.
Resistance to extreme heat; Resistance to extreme temperature [2013‑01]
C10N 2230/10
.
Anti-oxidation characteristics [2013‑01]
C10N 2230/12
.
Resistance to rust or corrosion [2013‑01]
C10N 2230/14
.
Metal deactivation, i.e. passivation [2013‑01]
C10N 2230/16
.
Bactericidal or (micro)biocidal [2013‑01]
C10N 2230/18
.
Defoaming properties [2013‑01]
C10N 2230/20
.
Colour [2013‑01]
C10N 2230/22
.
Degreasing properties [2013‑01]
C10N 2230/24
.
Emulsion properties [2013‑01]
C10N 2230/26
.
Waterproofing or water-resistance [2013‑01]
C10N 2230/28
.
Anti-static [2013‑01]
C10N 2230/30
.
Anti-misting [2013‑01]
C10N 2230/32
.
Light or X-ray resistance [2013‑01]
C10N 2230/34
.
Fragrance or deodorising properties [2013‑01]
C10N 2230/36
.
Seal compatibility, e.g. with rubber [2013‑01]
C10N 2230/38
.
Catalyst protection, e.g. in exhaust gas converters [2013‑01]
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C10N 2230/40
.
Low content or no content compositions [2013‑01]
C10N 2230/41
. .
Chlorine free or low chlorine content compositions [2013‑01]
C10N 2230/42
. .
Phosphor free or low phosphor content compositions [2013‑01]
C10N 2230/43
. .
Sulfur free or low sulfur content compositions [2013‑01]
C10N 2230/44
. .
Boron free or low contentn boron compositions [2013‑01]
C10N 2230/45
. .
Ashless or low ash content [2013‑01]
C10N 2230/50
.
Emission or smoke controlling properties [2013‑01]
C10N 2230/52
.
Base number (TBN) [2013‑01]
C10N 2230/54
.
Fuel economy [2013‑01]
C10N 2230/56
.
Boundary lubrication or thin film lubrication [2013‑01]
C10N 2230/58
.
Elastohydrodynamic lubrication, e.g. for high compressibility layers [2013‑01]
C10N 2230/60
.
Electro rheological properties [2013‑01]
C10N 2230/62
.
Food grade properties [2013‑01]
C10N 2230/64
.
Environmental friendly compositions [2013‑01]
C10N 2230/66
.
Hydrolytic stability [2013‑01]
C10N 2230/68
.
Shear stability [2013‑01]
C10N 2230/70
.
Soluble oils [2013‑01]
C10N 2230/72
.
Extended drain [2013‑01]
C10N 2230/74
.
Noack Volatility [2013‑01]
C10N 2230/76
.
Reduction of noise, shudder or vibrations [2013‑01]
C10N 2230/78
.
Fuel contamination [2013‑01]
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C10N 2240/00
Specified uses or applications of lubricating compositions [2013‑01]
C10N 2240/02
.
Bearings [2013‑01]
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C10N 2240/04
.
Gear oil [2013‑01]
C10N 2240/042
. .
for automatic transmissions [2013‑01]
C10N 2240/044
. .
for manual transmissions [2013‑01]
C10N 2240/045
. .
for Continuous Variable Transmission (CVT) [2013‑01]
C10N 2240/046
. .
for traction drives [2013‑01]
C10N 2240/06
.
Precision machinery, instruments [2013‑01]
C10N 2240/08
.
Hydraulic fluids, e.g. for brakes, clutches [2013‑01]
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C10N 2240/10
.
Internal-combustion engines [2013‑01]
C10N 2240/101
. .
Alcohol fuelled engines [2013‑01]
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C10N 2240/102
. .
Diesel engines [2013‑01]
C10N 2240/103
. . .
Small diesel engines [2013‑01]
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C10N 2240/104
. .
Gasoline engines [2013‑01]
C10N 2240/105
. . .
Two-cycle engines [2013‑01]
C10N 2240/106
. . .
Rotary engines [2013‑01]
C10N 2240/108
. .
for running in; grinding [2013‑01]
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C10N 2240/12
.
Gas turbines [2013‑01]
C10N 2240/121
. .
Aircraft turbines [2013‑01]
C10N 2240/14
.
Steam engines or turbines [2013‑01]
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C10N 2240/20
.
Electrical or magnetic applications [2013‑01]
C10N 2240/201
. .
Dielectrics or insulators [2013‑01]
C10N 2240/202
. .
for electric contacts [2013‑01]
C10N 2240/203
. .
Pantographs, i.e. printing devices [2013‑01]
C10N 2240/204
. .
Magnetic recording mediums [2013‑01]
C10N 2240/205
. .
Magnetic fluids [2013‑01]
C10N 2240/22
.
Lubricating sealants [2013‑01]
C10N 2240/30
.
Refrigerators; Compressors [2013‑01]
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C10N 2240/40
.
Metal working [2013‑01]
C10N 2240/401
. .
with removal of material, e.g. cutting, grinding, drilling [2013‑01]
C10N 2240/402
. .
without removal of material, e.g. forming, gorging, drawing, pressing, stamping, rolling, extruding [2013‑01]
C10N 2240/403
. .
Manufacturing joint less pipes [2013‑01]
C10N 2240/404
. .
Hot working [2013‑01]
C10N 2240/405
. .
Cold working [2013‑01]
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C10N 2240/406
. .
of specific metals [2013‑01]
C10N 2240/407
. . .
Soft metals, e.g. aluminium [2013‑01]
C10N 2240/408
. . .
Iron or steel [2013‑01]
C10N 2240/409
. . .
stainless steel [2013‑01]
C10N 2240/50
.
Wires, ropes or cables [2013‑01]
C10N 2240/52
.
Conveyors; Chain belts [2013‑01]
C10N 2240/54
.
Generators or electric motors in oil or gas winning field [2013‑01]
C10N 2240/56
.
Flashing oils; Marking oils [2013‑01]
C10N 2240/58
.
Mould release agents [2013‑01]
C10N 2240/60
.
Supervacuum or supercritical use [2013‑01]
C10N 2240/62
.
Textile oils [2013‑01]
C10N 2240/64
.
Slushing oils [2013‑01]
C10N 2240/66
.
Medical uses [2013‑01]
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C10N 2250/00
Form or state of lubricant compositions in which they are used [2013‑01]
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C10N 2250/02
.
Emulsions; Colloids; Micelles [2013‑01]
C10N 2250/021
. .
Oil-in-water [2013‑01]
C10N 2250/022
. .
Water-in-oil [2013‑01]
C10N 2250/04
.
Aerosols [2013‑01]
C10N 2250/06
.
Gaseous form [2013‑01]
C10N 2250/08
.
Solids [2013‑01]
C10N 2250/10
.
Semi-solids or greases [2013‑01]
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C10N 2250/12
.
Dispersions of solid lubricants [2013‑01]
C10N 2250/121
. .
compositions providing a coating after evaportion of a medium, e.g. of solvent, water [2013‑01]
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C10N 2250/14
.
Multi layer lubricant coatings [2013‑01]
C10N 2250/141
. .
in the form of films or sheets [2013‑01]
C10N 2250/16
.
Micro capsules [2013‑01]
C10N 2250/18
.
Composite materials, or sliding materials in which lubricants are integrally moulded [2013‑01]
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C10N 2260/00
Chemical after-treatment or modifications of compounds [2013‑01]
C10N 2260/02
.
Reduction [2013‑01]
C10N 2260/04
.
Oxidation [2013‑01]
C10N 2260/06
.
Treatment with epoxides or oxyalkylation reactions [2013‑01]
C10N 2260/08
.
Halogenation [2013‑01]
C10N 2260/09
.
Treatment with nitrogen containing compounds [2013‑01]
C10N 2260/10
.
Treatment with sulfur or sulfur-containing compounds [2013‑01]
C10N 2260/12
.
Treatment with phosphorus or phospohorus-containing compounds [2013‑01]
C10N 2260/14
.
Treatment with boron or boron-containing compounds [2013‑01]
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C10N 2270/00
Specific manufacturing methods for lubricant compositions or compounds not covered by groups C10N 2210/00 to C10N 2260/00 [2013‑01]
C10N 2270/02
.
concentrating of additives [2013‑01]
C10N 2280/00
Specific pretreatment of the surface to be lubricated, e.g. phosphatising [2013‑01]
This page is owned by Office of Patent Classification.
Last Modified: 10/10/2013