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COOPERATIVE PATENT CLASSIFICATION
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INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES [2013‑01]
NOTE

  • This subclass constitutes an internal scheme for indexing only.
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F05C 2201/00
Metals [2013‑01]
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F05C 2201/02
.
Light metals [2013‑01]
F05C 2201/021
. .
Aluminium [2013‑01]
F05C 2201/023
. .
Beryllium [2013‑01]
F05C 2201/025
. .
Boron [2013‑01]
F05C 2201/026
. .
Lithium [2013‑01]
F05C 2201/028
. .
Magnesium [2013‑01]
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F05C 2201/04
.
Heavy metals [2013‑01]
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F05C 2201/0403
. .
Refractory metals, e.g. V, W [2013‑01]
F05C 2201/0406
. . .
Chromium [2013‑01]
F05C 2201/0409
. . .
Molybdenum [2013‑01]
F05C 2201/0412
. . .
Titanium [2013‑01]
F05C 2201/0415
. . .
Zirconium [2013‑01]
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F05C 2201/0418
. .
Noble metals [2013‑01]
F05C 2201/0421
. . .
Silver [2013‑01]
F05C 2201/0424
. . .
Gold [2013‑01]
F05C 2201/0427
. . .
Platinum group, e.g. Pt, Ir [2013‑01]
F05C 2201/043
. .
Rare earth metals, e.g. Sc, Y [2013‑01]
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F05C 2201/0433
. .
Iron group; Ferrous alloys, e.g. steel [2013‑01]
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F05C 2201/0436
. . .
Iron [2013‑01]
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F05C 2201/0439
. . . .
Cast iron [2013‑01]
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F05C 2201/0442
. . . . .
Spheroidal graphite cast iron, e.g. nodular iron, ductile iron [2013‑01]
F05C 2201/0445
. . . . . .
Austempered ductile iron [ADI] [2013‑01]
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F05C 2201/0448
. . .
Steel [2013‑01]
F05C 2201/0451
. . . .
Cast steel [2013‑01]
F05C 2201/0454
. . . .
Case-hardened steel [2013‑01]
F05C 2201/0457
. . . .
Cemented steel [2013‑01]
F05C 2201/046
. . . .
Stainless steel or inox, e.g. 18-8 [2013‑01]
F05C 2201/0463
. . .
Cobalt [2013‑01]
F05C 2201/0466
. . .
Nickel [2013‑01]
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F05C 2201/0469
. .
Other heavy metals [2013‑01]
F05C 2201/0472
. . .
Cadmium [2013‑01]
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F05C 2201/0475
. . .
Copper or alloys thereof [2013‑01]
F05C 2201/0478
. . . .
Bronze (Cu/Sn alloy) [2013‑01]
F05C 2201/0481
. . . .
Brass (Cu/Zn alloy) [2013‑01]
F05C 2201/0484
. . . .
Nickel-Copper alloy, e.g. monel [2013‑01]
F05C 2201/0487
. . .
Manganese [2013‑01]
F05C 2201/049
. . .
Lead [2013‑01]
F05C 2201/0493
. . .
Tin [2013‑01]
F05C 2201/0496
. . .
Zinc [2013‑01]
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F05C 2201/90
.
Alloys not otherwise provided for [2013‑01]
F05C 2201/903
. .
Aluminium alloy, e.g. AlCuMgPb F34,37 [2013‑01]
F05C 2201/906
. .
Phosphor-bronze alloy [2013‑01]
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Guidance heading:
Inorganic materials [2013‑01]
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F05C 2203/00
Non-metallic inorganic materials [2013‑01]
F05C 2203/02
.
Glass [2013‑01]
F05C 2203/04
.
Phosphor [2013‑01]
F05C 2203/06
.
Silicon [2013‑01]
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F05C 2203/08
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Ceramics; Oxides [2013‑01]
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F05C 2203/0804
. .
Non-oxide ceramics [2013‑01]
F05C 2203/0808
. . .
Carbon, e.g. graphite [2013‑01]
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F05C 2203/0813
. . .
Carbides [2013‑01]
F05C 2203/0817
. . . .
of silicon [2013‑01]
F05C 2203/0821
. . . .
of titanium, e.g. TiC [2013‑01]
F05C 2203/0826
. . . .
of wolfram, e.g. tungsten carbide [2013‑01]
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F05C 2203/083
. . .
Nitrides [2013‑01]
F05C 2203/0834
. . . .
of aluminium [2013‑01]
F05C 2203/0839
. . . .
of boron [2013‑01]
F05C 2203/0843
. . . .
of silicon [2013‑01]
F05C 2203/0847
. . . .
of titanium [2013‑01]
F05C 2203/0852
. . . .
of zirconium [2013‑01]
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F05C 2203/0856
. . .
Sulfides [2013‑01]
F05C 2203/086
. . . .
of molybdenum [2013‑01]
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F05C 2203/0865
. .
not used, see subgroups [2013‑01]
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F05C 2203/0869
. . .
Aluminium oxide [2013‑01]
F05C 2203/0873
. . . .
Sapphire [2013‑01]
F05C 2203/0878
. . .
Aluminium titanate [2013‑01]
F05C 2203/0882
. . .
Carbon, e.g. graphite [2013‑01]
F05C 2203/0886
. . .
Silica [2013‑01]
F05C 2203/0891
. . .
Zinc oxide [2013‑01]
F05C 2203/0895
. . .
Zirconium oxide [2013‑01]
F05C 2211/00
Inorganic materials not otherwise provided for [2013‑01]

F05C 2221/00
Leather [2013‑01]
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Guidance heading:
Organic materials [2013‑01]
F05C 2223/00
Cellulosic materials, e.g. wood [2013‑01]
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F05C 2225/00
Synthetic polymers, e.g. plastics; Rubber [2013‑01]
F05C 2225/02
.
Rubber [2013‑01]
F05C 2225/04
.
PTFE [PolyTetraFluorEthylene] [2013‑01]
F05C 2225/06
.
Polyamides, e.g. NYLON [2013‑01]
F05C 2225/08
.
Thermoplastics [2013‑01]
F05C 2225/10
.
Polyimides, e.g. Aurum [2013‑01]
F05C 2225/12
.
Polyetheretherketones, e.g. PEEK [2013‑01]
F05C 2231/00
Organic materials not otherwise provided for [2013‑01]

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F05C 2251/00
Material properties [2013‑01]
F05C 2251/02
.
Elasticity [2013‑01]
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F05C 2251/04
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Thermal properties [2013‑01]
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F05C 2251/042
. .
Expansivity [2013‑01]
F05C 2251/044
. . .
similar [2013‑01]
F05C 2251/046
. . .
dissimilar [2013‑01]
F05C 2251/048
. .
Heat transfer [2013‑01]
F05C 2251/06
.
Reflective properties [2013‑01]
F05C 2251/08
.
Shape memory [2013‑01]
F05C 2251/10
.
Hardness [2013‑01]
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F05C 2251/12
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Magnetic properties [2013‑01]
F05C 2251/125
. .
non-magnetic [2013‑01]
F05C 2251/14
.
Self lubricating materials; Solid lubricants [2013‑01]
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Guidance heading:
Material properties or characteristics [2013‑01]
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F05C 2253/00
Other material characteristics; Treatment of material [2013‑01]
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F05C 2253/02
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Fabric [2013‑01]
F05C 2253/025
. .
woven [2013‑01]
F05C 2253/04
.
Composite, e.g. fibre-reinforced [2013‑01]
F05C 2253/06
.
Amorphous [2013‑01]
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F05C 2253/08
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Crystalline [2013‑01]
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F05C 2253/083
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Directionally-solidified crystalline structure [2013‑01]
F05C 2253/0831
. . .
monocrystalline [2013‑01]
F05C 2253/10
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Syntactic [2013‑01]
F05C 2253/12
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Coating [2013‑01]
F05C 2253/14
.
Foam [2013‑01]
F05C 2253/16
.
Fibres [2013‑01]
F05C 2253/18
.
Filler [2013‑01]
F05C 2253/20
.
Resin [2013‑01]
F05C 2253/22
.
Reinforcements [2013‑01]
F05C 2253/24
.
Heat treatment [2013‑01]
This page is owned by Office of Patent Classification.
Last Modified: 10/10/2013