Catalyst system for treating NOx- and particle-containing diesel exhaust gas
US-9527036-B2 · Dec 27, 2016 · US
Coatings comprising impregnated particles
Coatings comprising impregnated particles · 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 | B01J37/0248 |
| Official title | {Coatings comprising impregnated particles} |
| Display label | Coatings comprising impregnated particles |
| Total patents | 582 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 45 |
| 2016 | 55 |
| 2017 | 64 |
| 2018 | 70 |
| 2019 | 61 |
| 2020 | 47 |
| 2021 | 43 |
| 2022 | 59 |
| 2023 | 43 |
| 2024 | 54 |
| 2025 | 32 |
| 2026 | 9 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Exhaust gas purifier
US-9480948-B2 · Nov 1, 2016 · US
Hydrocarbon trap with increased zeolite loading and improved adsorption capacity
US-9463447-B2 · Oct 11, 2016 · US
Catalyst for treating exhaust gas and method for producing the same
US-9446353-B2 · Sep 20, 2016 · US
Catalytic converter
US-2016256854-A1 · Sep 8, 2016 · US
Catalyst for the oxidation of co and hc at low temperatures
US-2016236180-A1 · Aug 18, 2016 · US
Cobalt metal foam catalyst, method of making same, thermal-medium-circulating heat-exchange reactor using same, and method of producing a liquid fuel by means of a fischer-tropsch synthesis reaction using thermal-medium-circulating heat-exchange reactor
US-2016200986-A1 · Jul 14, 2016 · US
Cobalt metal foam catalyst, method of making same, thermal-medium-circulating heat-exchange reactor using same, and method of producing a liquid fuel by means of a fischer-tropsch synthesis reaction using thermal-medium-circulating heat-exchange reactor
US-2016200985-A1 · Jul 14, 2016 · US
Filter substrate comprising three-way catalyst
US-9352279-B2 · May 31, 2016 · US
Method for producing a composite material
US-9327272-B2 · May 3, 2016 · US
Desulfurization of nox storage catalysts
US-2016082427-A1 · Mar 24, 2016 · US
Catalytic article with segregated washcoat and methods of making same
US-9283547-B2 · Mar 15, 2016 · US
Catalyst structure, catalyst structure manufacturing method and catalyst structure manufacturing apparatus
US-2016067699-A1 · Mar 10, 2016 · US
Automotive catalyst composites having a two-metal layer
US-9266092-B2 · Feb 23, 2016 · US
Zoned Catalyst for Treating Exhaust Gas
US-2016045868-A1 · Feb 18, 2016 · US
System and method for two and three way ZPGM catalyst
US-9216383-B2 · Dec 22, 2015 · US
Exhaust gas purification catalyst, method of producing the same, and exhaust gas purification method using the same
US-2015343423-A1 · Dec 3, 2015 · US
Catalyst for reducing nitrogen oxides
US-2015336085-A1 · Nov 26, 2015 · US
Exhaust gas purification catalyst
US-9174198-B2 · Nov 3, 2015 · US
Catalyst for abating a nitrogen oxide, method for preparing the same, and catalyst system for abating a nitrogen oxide
US-2015306571-A1 · Oct 29, 2015 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01J37/0248?
- CPC B01J37/0248 is the Cooperative Patent Classification code for “Coatings comprising impregnated particles.”
- How many patents are filed under CPC B01J37/0248 (Coatings comprising impregnated particles)?
- Our database includes 582 publications tagged with this CPC code.
- Is patent activity under CPC B01J37/0248 growing?
- Publication counts under this code: 54 in 2024 vs 32 in 2025 (latest complete years).