Process for the preparation of zeolites encapsulating transition metal nanoparticles from layered silicate precursors
US-2021370277-A1 · Dec 2, 2021 · US
Noble metals
Noble metals · 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 | B01J29/67 |
| Official title | Noble metals |
| Display label | Noble metals |
| Total patents | 101 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 8 |
| 2017 | 8 |
| 2018 | 11 |
| 2019 | 7 |
| 2020 | 17 |
| 2021 | 9 |
| 2022 | 8 |
| 2023 | 14 |
| 2024 | 11 |
| 2025 | 3 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Cold start catalyst and its use in exhaust systems
US-11185854-B2 · Nov 30, 2021 · US
Palladium/zeolite-based passive nitrogen oxide adsorber catalyst for purifying exhaust gas
US-11141717-B2 · Oct 12, 2021 · US
Palladium/zeolite-based passive nitrogen oxide adsorber catalyst for purifying exhaust gas
US-2021162382-A1 · Jun 3, 2021 · US
Sound absorbing material and speaker box using same
US-10939195-B2 · Mar 2, 2021 · US
Catalytic articles
US-2020384449-A1 · Dec 10, 2020 · US
Diesel oxidation catalyst
US-10857521-B2 · Dec 8, 2020 · US
Diesel oxidation catalyst
US-2020346192-A1 · Nov 5, 2020 · US
Modified crystalline aluminosilicate for dehydration of alcohols
US-10773250-B2 · Sep 15, 2020 · US
Use of a palladium/platinum/zeolite-based catalyst as passive nitrogen oxide adsorber for purifying exhaust gas
US-2020246784-A1 · Aug 6, 2020 · US
Process for preparing hydrocracking catalyst
US-10710058-B2 · Jul 14, 2020 · US
Functional structural body and method for making functional structural body
US-2020115248-A1 · Apr 16, 2020 · US
Structured catalyst for oxidation for exhaust gas purification, method for producing same, automobile exhaust gas treatment device, catalytic molding, and gas purification method
US-2020114339-A1 · Apr 16, 2020 · US
Functional structural body and method for making functional structural body
US-2020114341-A1 · Apr 16, 2020 · US
Structured catalyst for methanol reforming, methanol reforming device, method for producing structured catalyst for methanol reforming, and method for producing at least one of olefin or aromatic hydrocarbon
US-2020114335-A1 · Apr 16, 2020 · US
Functional structural body and method for making functional structural body
US-2020108378-A1 · Apr 9, 2020 · US
Functional structural body and method for making functional structural body
US-2020108374-A1 · Apr 9, 2020 · US
Structured catalyst for steam reforming, reforming apparatus provided with structured catalyst for steam reforming, and method for manufacturing structured catalyst for steam reforming
US-2020094232-A1 · Mar 26, 2020 · US
Structured catalyst for catalytic cracking or hydrodesulfurization, catalytic cracking apparatus and hydrodesulfurization apparatus including the structured catalyst, and method for producing structured catalyst for catalytic cracking or hydrodesulfurization
US-2020094229-A1 · Mar 26, 2020 · US
Modified Crystalline Aluminosilicate for Dehydration of Alcohols
US-2020078776-A1 · Mar 12, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01J29/67?
- CPC B01J29/67 is the Cooperative Patent Classification code for “Noble metals.”
- How many patents are filed under CPC B01J29/67 (Noble metals)?
- Our database includes 101 publications tagged with this CPC code.
- Is patent activity under CPC B01J29/67 growing?
- Publication counts under this code: 11 in 2024 vs 3 in 2025 (latest complete years).