Method and apparatus for mask repair
US-12535729-B2 · Jan 27, 2026 · US
with chromium, molybdenum or tungsten
with chromium, molybdenum or tungsten · 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 | C01B21/062 |
| Official title | {with chromium, molybdenum or tungsten} |
| Display label | with chromium, molybdenum or tungsten |
| Total patents | 45 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 8 |
| 2016 | 5 |
| 2017 | 5 |
| 2018 | 4 |
| 2019 | 6 |
| 2020 | 3 |
| 2021 | 4 |
| 2022 | 3 |
| 2023 | 3 |
| 2024 | 1 |
| 2025 | 2 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Two-dimensional arrays of transition metal nitride nanocrystals
US-2025320120-A1 · Oct 16, 2025 · US
Edge Capping Of 2D-Mxene Sheets With Polyanionic Salts To Mitigate Oxidation In Aqueous Colloidal Suspensions
US-2025243063-A1 · Jul 31, 2025 · US
Edge Capping Of 2D-Mxene Sheets With Polyanionic Salts To Mitigate Oxidation In Aqueous Colloidal Suspensions
US-2024002230-A1 · Jan 4, 2024 · US
Method and apparatus for mask repair
US-2023280647-A1 · Sep 7, 2023 · US
Molybdenum compound and method of manufacturing integrated circuit device using the same
US-11746121-B2 · Sep 5, 2023 · US
Edge capping of 2D-MXene sheets with polyanionic salts to migitate oxidation in aqueous colloidal suspensions
US-11691878-B2 · Jul 4, 2023 · US
EDGE CAPPING OF 2D-MXene SHEETS WITH POLYANIONIC SALTS TO MIGITATE OXIDATION IN AQUEOUS COLLOIDAL SUSPENSIONS
US-2022227626-A1 · Jul 21, 2022 · US
Aligned film and method for producing the same
US-11312631-B2 · Apr 26, 2022 · US
Two-dimensional arrays of transition metal nitride nanocrystals
US-2022073350-A1 · Mar 10, 2022 · US
Pulley for an elevator with a friction reducing coating and method for manufacturing same
US-11174130-B2 · Nov 16, 2021 · US
Molybdenum compound and method of manufacturing integrated circuit device using the same
US-2021300955-A1 · Sep 30, 2021 · US
Method for producing metal nitrides and metal carbides
US-10974962-B2 · Apr 13, 2021 · US
Ceramic powder and boron nitride sintered material
US-10954166-B2 · Mar 23, 2021 · US
Carbide, nitride and silicide enhancers for laser absorption
US-10723160-B2 · Jul 28, 2020 · US
Chromium nitride thermoelectric material and preparation method thereof
US-10541356-B2 · Jan 21, 2020 · US
Nanolaminated 2-2-1 MAX-phase compositions
US-10538431-B2 · Jan 21, 2020 · US
Method for Producing Metal Nitrides and Metal Carbides
US-2019284051-A1 · Sep 19, 2019 · US
Carbide, Nitride And Silicide Enhancers For Laser Absorption
US-2019225000-A1 · Jul 25, 2019 · US
Ceramic powder and boron nitride sintered material
US-2019202745-A1 · Jul 4, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C01B21/062?
- CPC C01B21/062 is the Cooperative Patent Classification code for “with chromium, molybdenum or tungsten.”
- How many patents are filed under CPC C01B21/062 (with chromium, molybdenum or tungsten)?
- Our database includes 45 publications tagged with this CPC code.
- Is patent activity under CPC C01B21/062 growing?
- Publication counts under this code: 1 in 2024 vs 2 in 2025 (latest complete years).