Lubricating compositions characterised by the additive being an inorganic material

Filing statistics

CPC C10M 125/00 belongs to the parent subclass C10M, which recorded 41,664 patent applications worldwide between 2013 and 2023. Annual filings declined from 3,023 in 2013 to 2,626 in 2023 (-13%), peaking at 5,458 applications in 2016. The most active applicants in class C10 are SINOPEC (CHINA PETROCHEMICAL CORPORATION) (5,831 applications), SAUDI ARABIAN OIL COMPANY (2,918 applications) and IFPEN (IFP ENERGIES NOUVELLES) (2,305 applications).

Source: EPO PATSTAT, worldwide filings

13 direct subcodes

Child Classifications

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C10M 125/02 Carbon; Graphite
C10M 125/04 Metals; Alloys
C10M 125/06 Sulfur
C10M 125/08 Metal carbides or hydrides
C10M 125/10 Metal oxides, hydroxides, carbonates or bicarbonates
C10M 125/12 Metal carbonyls
C10M 125/14 Water (aqueous lubricating compositions containing more than 10% water C10M173/00)
C10M 125/16 Hydrogen peroxide; Oxygenated water
C10M 125/18 Compounds containing halogen
C10M 125/20 Compounds containing nitrogen
C10M 125/22 Compounds containing sulfur, selenium or tellurium
C10M 125/24 Compounds containing phosphorus, arsenic or antimony
C10M 125/26 Compounds containing silicon or boron, e.g. silica, sand

Top Applicants

Top 10 applicants by patent filingsfor class C10, 2013–2023, worldwide · Source: EPO PATSTAT

SINOPEC (CHINA PETROCHEMICAL CORPORATION) 5,831
SAUDI ARABIAN OIL COMPANY SA 2,918
IFPEN (IFP ENERGIES NOUVELLES) FR 2,305
EXXONMOBIL RESEARCH AND ENGINEERING COMPANY US 2,282
UNIVERSAL OIL PRODUCTS COMPANY (UOP) US 2,268
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ NL 2,124
BASF (BADISCHE ANILIN & SODA FABRIK) DE 1,487
CHEVRON CORPORATION US 1,400
PETROCHINA COMPANY 1,372
LUBRIZOL CORPORATION US 1,324