Process for the preparation of glycols
US-2018362424-A1 · Dec 20, 2018 · US
Vanadium
Vanadium · 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 | C07C2523/22 |
| Official title | Vanadium |
| Display label | Vanadium |
| Total patents | 227 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 25 |
| 2016 | 6 |
| 2017 | 21 |
| 2018 | 25 |
| 2019 | 24 |
| 2020 | 23 |
| 2021 | 22 |
| 2022 | 20 |
| 2023 | 20 |
| 2024 | 23 |
| 2025 | 16 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Alumina-supported vanadium oxide dehydrogenation catalyst
US-10130936-B2 · Nov 20, 2018 · US
Oxidative dehydrogenation of ethane to ethylene and preparation of multimetallic mixed oxide catalyst for such process
US-10058850-B2 · Aug 28, 2018 · US
Alkane oxidative dehydrogenation and/or alkene oxidation
US-9963412-B2 · May 8, 2018 · US
Production of ethylene with nanowire catalysts
US-2018117579-A1 · May 3, 2018 · US
Oxidative dehydrogenation of ethane to ethylene and preparation of multimetallic mixed oxide catalyst for such process
US-9937486-B2 · Apr 10, 2018 · US
Fluidizable alkane dehydrogenation catalyst
US-9914677-B2 · Mar 13, 2018 · US
Fluidizable vanadium catalyst for oxidative cracking of hydrocarbons to olefins in a gas phase oxygen free environment
US-2018044262-A1 · Feb 15, 2018 · US
Circular economy methods of preparing unsaturated compounds
US-2017362155-A1 · Dec 21, 2017 · US
Fluidizable vanadium catalyst for oxidative dehydrogenation of alkanes to olefins in a gas phase oxygen free environment
US-2017354955-A1 · Dec 14, 2017 · US
Fluidizable catalyst for oxidative dehydrogenation of alkanes to olefins in an oxygen free environment
US-9815752-B2 · Nov 14, 2017 · US
Fluidizable alkane dehydrogenation catalyst
US-2017297978-A1 · Oct 19, 2017 · US
Catalyst for alkane oxidative dehydrogenation and/or alkene oxidation
US-2017252728-A1 · Sep 7, 2017 · US
Nanowire catalysts and methods for their use and preparation
US-9751818-B2 · Sep 5, 2017 · US
Fluidizable catalyst for oxidative dehydrogenation of alkanes to olefins in an oxygen free environment
US-2017233312-A1 · Aug 17, 2017 · US
Fluidizable catalysts for oxidative dehydrogenation of hydrocarbons
US-9725381-B2 · Aug 8, 2017 · US
Production of ethylene with nanowire catalysts
US-9718054-B2 · Aug 1, 2017 · US
High conversion and selectivity odh process
US-2017210685-A1 · Jul 27, 2017 · US
Treatment of a mixed metal oxide catalyst containing molybdenum, vanadium, niobium and optionally tellurium
US-2017136447-A1 · May 18, 2017 · US
Alkane oxidative dehydrogenation and/or alkene oxidation
US-2017137348-A1 · May 18, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C2523/22?
- CPC C07C2523/22 is the Cooperative Patent Classification code for “Vanadium.”
- How many patents are filed under CPC C07C2523/22 (Vanadium)?
- Our database includes 227 publications tagged with this CPC code.
- Is patent activity under CPC C07C2523/22 growing?
- Publication counts under this code: 23 in 2024 vs 16 in 2025 (latest complete years).