Exhaust system comprising exotherm-generating catalyst
US-9528408-B2 · Dec 27, 2016 · US
Platinum group metals
Platinum group 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 | B01D2255/102 |
| Official title | Platinum group metals |
| Display label | Platinum group metals |
| Total patents | 320 |
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 | 46 |
| 2016 | 26 |
| 2017 | 35 |
| 2018 | 38 |
| 2019 | 31 |
| 2020 | 34 |
| 2021 | 34 |
| 2022 | 12 |
| 2023 | 26 |
| 2024 | 23 |
| 2025 | 13 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Catalyzed SCR filter and emission treatment system
US-9517456-B2 · Dec 13, 2016 · US
Lean NOx trap diesel oxidation catalyst with hydrocarbon storage function
US-9498775-B2 · Nov 22, 2016 · US
Catalyst for low temperature emission control and methods for using same
US-2016310933-A1 · Oct 27, 2016 · US
Titanium-oxide catalyst and method of producing the same
US-2016271588-A1 · Sep 22, 2016 · US
Gas decomposition apparatus and method for decomposing gas
US-9446350-B2 · Sep 20, 2016 · US
Oxidation catalyst for treating a natural gas emission
US-2016236147-A1 · Aug 18, 2016 · US
Exhaust gas purification catalyst and method for producing it
US-2016214088-A1 · Jul 28, 2016 · US
Exhaust gas purification apparatus
US-9388757-B2 · Jul 12, 2016 · US
Catalyzed scr filter and emission treatment system
US-2016175823-A1 · Jun 23, 2016 · US
Method for purification of off-gas and device for the same
US-2016166986-A1 · Jun 16, 2016 · US
Emissions treatment system with ammonia-generating and SCR catalysts
US-9358503-B2 · Jun 7, 2016 · US
Emissions treatment system with ammonia-generating and SCR catalysts
US-9321009-B2 · Apr 26, 2016 · US
Synthesis of Bimetallic Nanoparticle Catalysts Using Microwave Irradiation
US-2016039008-A1 · Feb 11, 2016 · US
Ceria-zirconia complex oxide material and method for producing same
US-2015375202-A1 · Dec 31, 2015 · US
Formation Of Emission Control Catalysts
US-2015360208-A1 · Dec 17, 2015 · US
Exhaust gas purifier
US-2015352496-A1 · Dec 10, 2015 · US
IRON AND COPPER-CONTAINING CHABAZITE ZEOLITE CATALYST FOR USE IN NOx REDUCTION
US-2015290632-A1 · Oct 15, 2015 · US
DIESEL OXIDATION CATALYST WITH NOx ADSORBER ACTIVITY
US-2015273452-A1 · Oct 1, 2015 · US
Catalyzed SCR filter and emission treatment system
US-9144795-B2 · Sep 29, 2015 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D2255/102?
- CPC B01D2255/102 is the Cooperative Patent Classification code for “Platinum group metals.”
- How many patents are filed under CPC B01D2255/102 (Platinum group metals)?
- Our database includes 320 publications tagged with this CPC code.
- Is patent activity under CPC B01D2255/102 growing?
- Publication counts under this code: 23 in 2024 vs 13 in 2025 (latest complete years).