Catalyst compositions for selective dimerization of ethylene
US-10105693-B2 · Oct 23, 2018 · US
Titanium
Titanium · 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 | B01J2523/47 |
| Official title | Titanium |
| Display label | Titanium |
| Total patents | 216 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 17 |
| 2016 | 11 |
| 2017 | 24 |
| 2018 | 19 |
| 2019 | 37 |
| 2020 | 26 |
| 2021 | 23 |
| 2022 | 18 |
| 2023 | 10 |
| 2024 | 17 |
| 2025 | 11 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Oxidation catalyst, method for preparing same, and filter for exhaust gas purification comprising same
US-10046312-B2 · Aug 14, 2018 · US
Method for preparing mixed metal oxide catalysts containing molybdenum and bismuth
US-2018207617-A1 · Jul 26, 2018 · US
Method for preparing copper-zinc-based catalyst used in synthesis of methanol through CO2 hydrogenation
US-10010875-B2 · Jul 3, 2018 · US
Catalyst for the dehydrogenation of hydrocarbons
US-2018169628-A1 · Jun 21, 2018 · US
Catalyst compositions for selective dimerization and polymerization of ethylene
US-2018133703-A1 · May 17, 2018 · US
Catalyst system for oxidation of o-xylene and/or naphthalene to phthalic anhydride
US-9914716-B2 · Mar 13, 2018 · US
Vanadium-titanium compound material with high thermal stability and high activity and preparation method thereof
US-9856149-B2 · Jan 2, 2018 · US
Honeycomb catalyst body
US-9844768-B2 · Dec 19, 2017 · US
Catalyst for producing isobutylene and method for producing isobutylene using the same
US-9815748-B2 · Nov 14, 2017 · US
Visible-light photocatalyst particles and method for manufacturing same
US-9808791-B2 · Nov 7, 2017 · US
Catalyst for synergistic control of oxynitride and mercury and method for preparing the same
US-9802180-B2 · Oct 31, 2017 · US
Exhaust gas purification catalyst and method for producing the same
US-9795945-B2 · Oct 24, 2017 · US
Exhaust gas purification catalyst
US-9789474-B2 · Oct 17, 2017 · US
Process for producing oxide catalysts
US-9731285-B2 · Aug 15, 2017 · US
Catalyst structure
US-9724683-B2 · Aug 8, 2017 · US
Exhaust gas purification catalyst and exhaust gas purification catalyst structure
US-9713805-B2 · Jul 25, 2017 · US
Catalyst structure for exhaust gas cleaning
US-9694318-B2 · Jul 4, 2017 · US
Exhaust gas purification catalyst composition and exhaust gas purification catalyst
US-9682365-B2 · Jun 20, 2017 · US
Perovskite-type strontium titanate
US-9675962-B2 · Jun 13, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01J2523/47?
- CPC B01J2523/47 is the Cooperative Patent Classification code for “Titanium.”
- How many patents are filed under CPC B01J2523/47 (Titanium)?
- Our database includes 216 publications tagged with this CPC code.
- Is patent activity under CPC B01J2523/47 growing?
- Publication counts under this code: 17 in 2024 vs 11 in 2025 (latest complete years).