Controlling the film thickness or evaporation rate

Controlling the film thickness or evaporation rate · 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 codeC23C14/542
Official title{Controlling the film thickness or evaporation rate}
Display labelControlling the film thickness or evaporation rate
Total patents442

Filing trend

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

Filing activity over the last five years is declining.

Patents filed per year
YearPatents
201529
201649
201741
201849
201936
202037
202146
202250
202327
202437
202533
20268

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 C23C14/542?
CPC C23C14/542 is the Cooperative Patent Classification code for “Controlling the film thickness or evaporation rate.”
How many patents are filed under CPC C23C14/542 (Controlling the film thickness or evaporation rate)?
Our database includes 442 publications tagged with this CPC code.
Is patent activity under CPC C23C14/542 growing?
Publication counts under this code: 37 in 2024 vs 33 in 2025 (latest complete years).