Methods for making linear internal olefins from mixtures of linear and branched olefins
US-2024051900-A1 · Feb 15, 2024 · US
sulfonated
sulfonated · 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 | B01J31/10 |
| Official title | sulfonated |
| Display label | sulfonated |
| Total patents | 144 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 13 |
| 2016 | 15 |
| 2017 | 20 |
| 2018 | 21 |
| 2019 | 9 |
| 2020 | 11 |
| 2021 | 10 |
| 2022 | 12 |
| 2023 | 14 |
| 2024 | 8 |
| 2025 | 9 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for carrying out a chemical reaction in an upflow reactor
US-2024042406-A1 · Feb 8, 2024 · US
Synthesis of functionalized carbon microspheres and their catalyst activity in C—O and C—N bond formation reactions
US-10029240-B2 · Jul 24, 2018 · US
Catalyst resin
US-10023711-B2 · Jul 17, 2018 · US
Processes for preparing low viscosity lubricants
US-10005972-B2 · Jun 26, 2018 · US
Method for producing a Bisphenol
US-10005709-B2 · Jun 26, 2018 · US
High density cyclic fuels derived from linear sesquiterpenes
US-9963651-B1 · May 8, 2018 · US
One-pot process using heterogeneous catalyst
US-9944571-B2 · Apr 17, 2018 · US
Method for preparing methyl formate
US-9944588-B2 · Apr 17, 2018 · US
Method for preparing methyl formate and coproducing dimethyl ether
US-9938227-B2 · Apr 10, 2018 · US
Method of preparing catalyst having Pt—Pd dispersed polymer electrolyte multilayers treated with sulfuric acid
US-9895685-B2 · Feb 20, 2018 · US
Process of producing and use of a treated, promoted ion exchange resin catalyst
US-2018021765-A1 · Jan 25, 2018 · US
Xylene isomerization
US-2017362143-A1 · Dec 21, 2017 · US
Surface treated carbon catalysts produced from waste tires for fatty acids to biofuel conversion
US-2017342014-A1 · Nov 30, 2017 · US
Method for producing a bisphenol
US-2017327447-A1 · Nov 16, 2017 · US
Acyclic monoterpenes as biofuels based on linalool and method for making the same
US-9816043-B1 · Nov 14, 2017 · US
Method for Preparing Methyl Formate and Coproducing Dimethyl Ether
US-2017320807-A1 · Nov 9, 2017 · US
One-pot process using heterogeneous catalyst
US-2017320789-A1 · Nov 9, 2017 · US
Method for preparing methyl formate
US-2017320808-A1 · Nov 9, 2017 · US
Solid acid catalyst and method for producing oxide
US-2017253575-A1 · Sep 7, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01J31/10?
- CPC B01J31/10 is the Cooperative Patent Classification code for “sulfonated.”
- How many patents are filed under CPC B01J31/10 (sulfonated)?
- Our database includes 144 publications tagged with this CPC code.
- Is patent activity under CPC B01J31/10 growing?
- Publication counts under this code: 8 in 2024 vs 9 in 2025 (latest complete years).