Catalytically active particle filter having a high degree of filtering efficiency
US-2024017213-A1 · Jan 18, 2024 · US
Lanthanum
Lanthanum · 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 | B01D2255/2063 |
| Official title | Lanthanum |
| Display label | Lanthanum |
| Total patents | 606 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 59 |
| 2016 | 52 |
| 2017 | 72 |
| 2018 | 59 |
| 2019 | 64 |
| 2020 | 66 |
| 2021 | 45 |
| 2022 | 55 |
| 2023 | 52 |
| 2024 | 49 |
| 2025 | 27 |
| 2026 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Precipitated and calcined composition based on zirconium oxide and cerium oxide
US-2015375203-A1 · Dec 31, 2015 · US
Catalytic converter
US-2015375206-A1 · Dec 31, 2015 · US
Molecular Sieve Catalyst Compositions, Catalyst Composites, Systems, And Methods
US-2015367336-A1 · Dec 24, 2015 · US
Molecular Sieve Catalyst Compositions, Catalytic Composites, Systems, And Methods
US-2015367337-A1 · Dec 24, 2015 · US
System and method for two and three way mixed metal oxide ZPGM catalyst
US-9216408-B2 · Dec 22, 2015 · US
Methods for variation of support oxide materials for ZPGM oxidation catalysts and systems using same
US-9216382-B2 · Dec 22, 2015 · US
Systems and methods for using Pd1+ in a TWC
US-9216410-B2 · Dec 22, 2015 · US
Exhaust aftertreatment system for a compression-ignition engine
US-2015361848-A1 · Dec 17, 2015 · US
Formation Of Emission Control Catalysts
US-2015360208-A1 · Dec 17, 2015 · US
Base Metal Activated Rhodium Coatings for Catalysts in Three-Way Catalyst (TWC) Applications
US-2015352533-A1 · Dec 10, 2015 · US
Processes using molecular sieve ssz-99
US-2015353367-A1 · Dec 10, 2015 · US
Processes using molecular sieve ssz-100
US-2015353368-A1 · Dec 10, 2015 · US
Catalytic Articles Containing Platinum Group Metals And Non-Platinum Group Metals And Methods Of Making And Using Same
US-2015352493-A1 · Dec 10, 2015 · US
Rhodium-Iron Catalysts
US-2015352531-A1 · Dec 10, 2015 · US
Three-way Catalyst Systems Including Nb-Zr-Al-Mixed Oxide Supports, Ba-Pd, and Rh-Fe Material Compositions
US-2015352494-A1 · Dec 10, 2015 · US
Three-way Catalyst Systems Including Fe-activated Rh and Ba-Pd Material Compositions
US-2015352532-A1 · Dec 10, 2015 · US
Catalyst for reducing nitrogen oxides
US-2015336085-A1 · Nov 26, 2015 · US
Low cost lean NOx reduction catalyst system
US-9186654-B2 · Nov 17, 2015 · US
Ammonia slip catalyst having platinum impregnated on high porosity substrates
US-2015321184-A1 · Nov 12, 2015 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D2255/2063?
- CPC B01D2255/2063 is the Cooperative Patent Classification code for “Lanthanum.”
- How many patents are filed under CPC B01D2255/2063 (Lanthanum)?
- Our database includes 606 publications tagged with this CPC code.
- Is patent activity under CPC B01D2255/2063 growing?
- Publication counts under this code: 49 in 2024 vs 27 in 2025 (latest complete years).