Precipitated and calcined composition based on zirconium oxide and cerium oxide
US-2015375203-A1 · Dec 31, 2015 · US
Precipitation; Co-precipitation
Precipitation; Co-precipitation · 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 | B01J37/03 |
| Official title | Precipitation; Co-precipitation |
| Display label | Precipitation; Co-precipitation |
| Total patents | 615 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 66 |
| 2016 | 69 |
| 2017 | 69 |
| 2018 | 67 |
| 2019 | 81 |
| 2020 | 67 |
| 2021 | 40 |
| 2022 | 33 |
| 2023 | 43 |
| 2024 | 40 |
| 2025 | 29 |
| 2026 | 11 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Particulate matter purifying material, filter catalyst for purifying particulate matter using particulate matter purifying material, and method of regenerating filter catalyst for purifying particulate matter
US-9222382-B2 · Dec 29, 2015 · US
Alkaline earth metal aluminate spinels and methods for the preparation and use thereof
US-9217068-B2 · Dec 22, 2015 · US
Process for production of hydrogen
US-2015352528-A1 · Dec 10, 2015 · US
Catalyst composition and method for preparing same
US-2015352534-A1 · Dec 10, 2015 · US
Catalyst to reduce carbon monoxide in the mainstream smoke of a cigarette
US-2015335063-A1 · Nov 26, 2015 · US
Ammonia slip catalyst having platinum impregnated on high porosity substrates
US-2015321184-A1 · Nov 12, 2015 · US
Carbon nanotube ponytails
US-2015321168-A1 · Nov 12, 2015 · US
Heterogeneous catalysts
US-2015314267-A1 · Nov 5, 2015 · US
Hydrogenation Catalyst And Process For Production Thereof By The Use Of Uncalcined Starting Material
US-2015314273-A1 · Nov 5, 2015 · US
Catalytic method for the production of carbon monoxide and associated reactor
US-2015306576-A1 · Oct 29, 2015 · US
Hydrogenation Catalysts Comprising a Mixed Oxide Comprising a Promoter Metal
US-2015307421-A1 · Oct 29, 2015 · US
Nickel catalysts for reforming hydrocarbons
US-9168510-B2 · Oct 27, 2015 · US
Hydroconversion multi-metallic catalyst and method for making thereof
US-9168519-B2 · Oct 27, 2015 · US
Method for producing metal nanoparticle complex, and metal nanoparticle complex produced by said method
US-2015290635-A1 · Oct 15, 2015 · US
Catalyst carrier and exhaust gas purifying catalyst
US-2015290622-A1 · Oct 15, 2015 · US
Compositions containing fluorine substituted olefins and methods and systems using same
US-9157017-B2 · Oct 13, 2015 · US
Composite oxide material and exhaust gas purifying catalyst using the same
US-2015273437-A1 · Oct 1, 2015 · US
Cobalt-molybdenum sulfide catalyst materials and methods for stable alcohol production from syngas
US-9146220-B2 · Sep 29, 2015 · US
Nano-structured noble metal catalysts based on hexametallate architecture for the reforming of hydrocarbon fuels
US-9132416-B1 · Sep 15, 2015 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01J37/03?
- CPC B01J37/03 is the Cooperative Patent Classification code for “Precipitation; Co-precipitation.”
- How many patents are filed under CPC B01J37/03 (Precipitation; Co-precipitation)?
- Our database includes 615 publications tagged with this CPC code.
- Is patent activity under CPC B01J37/03 growing?
- Publication counts under this code: 40 in 2024 vs 29 in 2025 (latest complete years).