Method of forming a moisture-tolerant coating on a silicon carbide fiber
US-2018363132-A1 · Dec 20, 2018 · US
Boron nitride
Boron nitride · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C23C16/342 |
| Official title | {Boron nitride} |
| Display label | Boron nitride |
| Total patents | 261 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 10 |
| 2016 | 15 |
| 2017 | 22 |
| 2018 | 18 |
| 2019 | 21 |
| 2020 | 19 |
| 2021 | 27 |
| 2022 | 33 |
| 2023 | 36 |
| 2024 | 27 |
| 2025 | 25 |
| 2026 | 8 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Device for coating one or more yarns by a vapor deposition method
US-2018347106-A1 · Dec 6, 2018 · US
Process of filling the high aspect ratio trenches by co-flowing ligands during thermal CVD
US-10128150-B2 · Nov 13, 2018 · US
Isothermal warm wall CVD reactor
US-10100409-B2 · Oct 16, 2018 · US
Method of forming a substrate assembly
US-10099449-B2 · Oct 16, 2018 · US
Cutting plate and manufacturing method
US-2018265966-A1 · Sep 20, 2018 · US
Boron doped tungsten carbide for hardmask applications
US-2018218902-A1 · Aug 2, 2018 · US
Polycrystalline diamond compact cutting elements and earth-boring tools including polycrystalline diamond cutting elements
US-9976355-B2 · May 22, 2018 · US
Ternary tungsten boride nitride films and methods for forming same
US-9969622-B2 · May 15, 2018 · US
Seamless hexagonal boron nitride atomic monolayer thin film and method of fabricating the same
US-9963346-B2 · May 8, 2018 · US
Method for preparing boron nitride nanotubes
US-2018037457-A1 · Feb 8, 2018 · US
Low-temperature atomic layer deposition of boron nitride and bn structures
US-2018040476-A1 · Feb 8, 2018 · US
Apparatus and methods for processing ceramic fiber
US-2018029928-A1 · Feb 1, 2018 · US
Method of forming in-situ boron nitride for ceramic matrix composite environmental protection
US-2017341985-A1 · Nov 30, 2017 · US
Apparatus and methods for processing ceramic fiber
US-9815736-B2 · Nov 14, 2017 · US
A method of fabricating plates of super-hard material using a collimated cutting beam
US-2017306524-A1 · Oct 26, 2017 · US
Substrate assembly, method of forming the same, and electronic device including the same
US-2017282502-A1 · Oct 5, 2017 · US
Coated Cutting Tool Insert with MT-CVD TiCN on TiAI(C,N)
US-2017275765-A1 · Sep 28, 2017 · US
Method of desizing fiber
US-9765455-B2 · Sep 19, 2017 · US
Rapid ceramic matrix composite production method
US-9758436-B2 · Sep 12, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C23C16/342?
- CPC C23C16/342 is the Cooperative Patent Classification code for “Boron nitride.”
- How many patents are filed under CPC C23C16/342 (Boron nitride)?
- Our database includes 261 publications tagged with this CPC code.
- Is patent activity under CPC C23C16/342 growing?
- Publication counts under this code: 27 in 2024 vs 25 in 2025 (latest complete years).