Anti-oxidant compositions; Compositions inhibiting chemical change ({for use in well-specified applications, see the relevant places, e.g. in etching or pickling compositions C09K13/00, C23G} , in foodstuffs A21D, A23, {in association with organic compounds C07C, C07D} , in macromolecular compositions C08; in liquid fuels or lubricants C10; in fats, fatty substances, fatty oils or waxes C11B5/00; in detergents C11D; {coating or impregnating carbon or graphite based bodies to protect them from oxidation C04B41/45} ; corrosion inhibiting compositions for metallic material C23F11/00)

Anti-oxidant compositions; Compositions inhibiting chemical change ({for use in well-specified applications, see the relevant places, e.g. in etching or pickling compositions C09K13/00, C23G} , in foodstuffs A21D, A23, {in association with organic compounds C07C, C07D} , in macromolecular compositions C08; in liquid fuels or lubricants C10; in fats, fatty substances, fatty oils or waxes C11B5/00; in detergents C11D; {coating or impregnating carbon or graphite based bodies to protect them from oxidation C04B41/45} ; corrosion inhibiting compositions for metallic material C23F11/00) · Cooperative Patent Classification (CPC)

Chemical and metallurgical processes, compounds, and materials.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeC09K15/00
Official titleAnti-oxidant compositions; Compositions inhibiting chemical change ({for use in well-specified applications, see the relevant places, e.g. in etching or pickling compositions C09K13/00, C23G} , in foodstuffs A21D, A23, {in association with organic compounds C07C, C07D} , in macromolecular compositions C08; in liquid fuels or lubricants C10; in fats, fatty substances, fatty oils or waxes C11B5/00; in detergents C11D; {coating or impregnating carbon or graphite based bodies to protect them from oxidation C04B41/45} ; corrosion inhibiting compositions for metallic material C23F11/00)
Display labelAnti-oxidant compositions; Compositions inhibiting chemical change ({for use in well-specified applications, see the relevant places, e.g. in etching or pickling compositions C09K13/00, C23G} , in foodstuffs A21D, A23, {in association with organic compounds C07C, C07D} , in macromolecular compositions C08; in liquid fuels or lubricants C10; in fats, fatty substances, fatty oils or waxes C11B5/00; in detergents C11D; {coating or impregnating carbon or graphite based bodies to protect them from oxidation C04B41/45} ; corrosion inhibiting compositions for metallic material C23F11/00)
Total patents30

Filing trend

Year-over-year patent counts classified under this CPC code.

Filing activity over the last five years is rapidly declining.

Patents filed per year
YearPatents
20153
20162
20173
20185
20192
20204
20213
20222
20234
20241
20251

Representative patents

Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.

Frequently asked questions

Answers are generated from the same data shown on this page.

What is CPC C09K15/00?
CPC C09K15/00 is the Cooperative Patent Classification code for “Anti-oxidant compositions; Compositions inhibiting chemical change ({for use in well-specified applications, see the relevant places, e.g. in etching or pickling compositions C09K13/00, C23G} , in foodstuffs A21D, A23, {in association with organic compounds C07C, C07D} , in macromolecular compositions C08; in liquid fuels or lubricants C10; in fats, fatty substances, fatty oils or waxes C11B5/00; in detergents C11D; {coating or impregnating carbon or graphite based bodies to protect them from oxidation C04B41/45} ; corrosion inhibiting compositions for metallic material C23F11/00).”
How many patents are filed under CPC C09K15/00 (Anti-oxidant compositions; Compositions inhibiting chemical change ({for use in well-specified applications, see the relevant places, e.g. in etching or pickling compositions C09K13/00, C23G} , in foodstuffs A21D, A23, {in association with organic compounds C07C, C07D} , in macromolecular compositions C08; in liquid fuels or lubricants C10; in fats, fatty substances, fatty oils or waxes C11B5/00; in detergents C11D; {coating or impregnating carbon or graphite based bodies to protect them from oxidation C04B41/45} ; corrosion inhibiting compositions for metallic material C23F11/00))?
Our database includes 30 publications tagged with this CPC code.
Is patent activity under CPC C09K15/00 growing?
Publication counts under this code: 1 in 2024 vs 1 in 2025 (latest complete years).