passing the reaction gases through burners or torches, e.g. atmospheric pressure CVD (C23C16/513 takes precedence; for flame or plasma spraying of coating material in the molten state C23C4/00)

passing the reaction gases through burners or torches, e.g. atmospheric pressure CVD (C23C16/513 takes precedence; for flame or plasma spraying of coating material in the molten state C23C4/00) · 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 codeC23C16/453
Official titlepassing the reaction gases through burners or torches, e.g. atmospheric pressure CVD (C23C16/513 takes precedence; for flame or plasma spraying of coating material in the molten state C23C4/00)
Display labelpassing the reaction gases through burners or torches, e.g. atmospheric pressure CVD (C23C16/513 takes precedence; for flame or plasma spraying of coating material in the molten state C23C4/00)
Total patents89

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
201510
201610
201712
20187
20193
202011
202114
20227
20239
20241
20255

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 C23C16/453?
CPC C23C16/453 is the Cooperative Patent Classification code for “passing the reaction gases through burners or torches, e.g. atmospheric pressure CVD (C23C16/513 takes precedence; for flame or plasma spraying of coating material in the molten state C23C4/00).”
How many patents are filed under CPC C23C16/453 (passing the reaction gases through burners or torches, e.g. atmospheric pressure CVD (C23C16/513 takes precedence; for flame or plasma spraying of coating material in the molten state C23C4/00))?
Our database includes 89 publications tagged with this CPC code.
Is patent activity under CPC C23C16/453 growing?
Publication counts under this code: 1 in 2024 vs 5 in 2025 (latest complete years).