Functionalized zinc oxide nanoparticles for photocatalytic water splitting
US-2016318010-A1 · Nov 3, 2016 · US
Silver or gold
Silver or gold · 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 | B01J23/66 |
| Official title | Silver or gold |
| Display label | Silver or gold |
| Total patents | 287 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 54 |
| 2016 | 39 |
| 2017 | 39 |
| 2018 | 36 |
| 2019 | 23 |
| 2020 | 26 |
| 2021 | 14 |
| 2022 | 18 |
| 2023 | 13 |
| 2024 | 14 |
| 2025 | 7 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Titania photocatalytic compounds and methods of making the same
US-9433933-B2 · Sep 6, 2016 · US
Diesel oxidation catalyst
US-9370769-B2 · Jun 21, 2016 · US
Composition for enhanced life time of charge carriers for solar hydrogen production from water splitting
US-2016107149-A1 · Apr 21, 2016 · US
Oxidation catalyst systems compositions and methods thereof
US-9259716-B2 · Feb 16, 2016 · US
Catalyst composition
US-9243539-B2 · Jan 26, 2016 · US
A catalyst for the epoxidation of oelfins
US-2015375213-A1 · Dec 31, 2015 · US
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
Selective hydrogenation catalyst and methods of making and using same
US-9221727-B2 · Dec 29, 2015 · US
Heterogeneous catalyst for preparing acrylic acid from allyl alcohol, and method of preparing acrylic acid from allyl alcohol using the same
US-2015361021-A1 · Dec 17, 2015 · US
Non-pgm catalyst for burning carbon soot, and filtration filter and exhaust gas post-processing apparatus using the same
US-2015343381-A1 · Dec 3, 2015 · US
Carrier treatment to improve catalytic performance of an ethylene oxide catalyst
US-2015329510-A1 · Nov 19, 2015 · US
Silica-based material and process for producing the same, noble metal supported material and process for producing carboxylic acids by using the same as catalyst
US-2015321178-A1 · Nov 12, 2015 · US
NOx storage and reduction catalyst, preparation method, and NOx removing system
US-9180432-B2 · Nov 10, 2015 · US
Catalytic system
US-9180434-B2 · Nov 10, 2015 · US
Plasmonically active nanocomposites with a bimodal nanoparticle size distribution
US-2015314269-A1 · Nov 5, 2015 · US
Novel probes to quantify the relative importance of ion and particle uptake when assessing nanoparticle bioavailability
US-2015309043-A1 · Oct 29, 2015 · US
Catalytic hollow fibers
US-2015298102-A1 · Oct 22, 2015 · US
Methods for producing epoxidation catalysts and epoxidation methods utilizing these
US-9162215-B2 · Oct 20, 2015 · US
Systems and Methods for Using Copper-Manganese Spinel as Active Phase for Diesel Oxidation Applications
US-2015290627-A1 · Oct 15, 2015 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01J23/66?
- CPC B01J23/66 is the Cooperative Patent Classification code for “Silver or gold.”
- How many patents are filed under CPC B01J23/66 (Silver or gold)?
- Our database includes 287 publications tagged with this CPC code.
- Is patent activity under CPC B01J23/66 growing?
- Publication counts under this code: 14 in 2024 vs 7 in 2025 (latest complete years).