Mixed metal oxide ammoxidation catalysts
US-9844769-B2 · Dec 19, 2017 · US
Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B01J37/00 |
| Official title | Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts |
| Display label | Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts |
| Total patents | 236 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 23 |
| 2016 | 21 |
| 2017 | 23 |
| 2018 | 25 |
| 2019 | 36 |
| 2020 | 23 |
| 2021 | 20 |
| 2022 | 15 |
| 2023 | 16 |
| 2024 | 14 |
| 2025 | 19 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Nanocatalyst for fischer-tropsch synthesis and methods for preparing and using the same
US-2017335202-A1 · Nov 23, 2017 · US
Fuel cell electrode catalyst layer, production method therefor, membrane electrode assembly, and solid polymer fuel cell
US-2017279143-A1 · Sep 28, 2017 · US
Method for producing unsaturated carboxylic acid and supported catalyst
US-9751822-B2 · Sep 5, 2017 · US
Heterogeneous metal-free catalyst
US-9725395-B2 · Aug 8, 2017 · US
Method of producing optically active compound
US-9687833-B2 · Jun 27, 2017 · US
Composition for improved nickel-ligand solubility
US-9687835-B2 · Jun 27, 2017 · US
Emm-28, a novel synthetic crystalline material, its preparation and use
US-2017158521-A1 · Jun 8, 2017 · US
Monolith
US-2017144938-A1 · May 25, 2017 · US
Three-way catalyst and its use in exhaust systems
US-9656209-B2 · May 23, 2017 · US
Hydrogenation Catalyst And Method For Producing Same
US-2017113209-A1 · Apr 27, 2017 · US
Single step catalytic process for the conversion of n-paraffins and naphtha to diesel range hydrocarbons
US-9598649-B2 · Mar 21, 2017 · US
Three-way catalyst and its use in exhaust systems
US-2017056866-A1 · Mar 2, 2017 · US
Method for synthesis of functional ceramic materials
US-9579636-B1 · Feb 28, 2017 · US
Nickel containing hydrosilylation catalysts and compositions containing the catalysts
US-9545624-B2 · Jan 17, 2017 · US
Catalytic converter
US-2017007985-A1 · Jan 12, 2017 · US
Single or dual layer ammonia slip catalyst
US-2016367938-A1 · Dec 22, 2016 · US
Solid acid catalyst for preparing a monosaccharide and method of preparing a monosaccharide from seaweed using the same
US-9504992-B2 · Nov 29, 2016 · US
NOx trap
US-9486791-B2 · Nov 8, 2016 · US
Ruthenium containing hydrosilylation catalysts and compositions containing the catalysts
US-9480977-B2 · Nov 1, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01J37/00?
- CPC B01J37/00 is the Cooperative Patent Classification code for “Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts.”
- How many patents are filed under CPC B01J37/00 (Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts)?
- Our database includes 236 publications tagged with this CPC code.
- Is patent activity under CPC B01J37/00 growing?
- Publication counts under this code: 14 in 2024 vs 19 in 2025 (latest complete years).