Process and system for producing para-xylene
US-11192834-B2 · Dec 7, 2021 · US
Chemistry & Metallurgy
Chemistry & Metallurgy · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C07C2/64 |
| Official title | — |
| Display label | Chemistry & Metallurgy (mapped technology topic) |
| Total patents | 78 |
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 | 17 |
| 2016 | 8 |
| 2017 | 10 |
| 2018 | 4 |
| 2019 | 11 |
| 2020 | 9 |
| 2021 | 7 |
| 2022 | 2 |
| 2023 | 2 |
| 2024 | 5 |
| 2025 | 2 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method and system for producing aromatic hydrocarbons from a renewable resource
US-10815431-B2 · Oct 27, 2020 · US
Catalytic activation and alkylation of isopentane-enriched mixtures
US-10815438-B2 · Oct 27, 2020 · US
Process for making renewable surfactant intermediates and surfactants from fats and oils and products thereof
US-10800975-B2 · Oct 13, 2020 · US
Process for making renewable surfactant intermediates and surfactants from fats and oils and products thereof
US-10752562-B2 · Aug 25, 2020 · US
Fluidized bed reactor and method for producing para-xylene and co-producing light olefins from benzene and methanol and/or dimethyl ether
US-2020199040-A1 · Jun 25, 2020 · US
Method for recovering ethylbenzene from alkylation product of fluidized catalytic cracking off-gas and benzene
US-10654768-B2 · May 19, 2020 · US
Apparatuses for mixing of staged methanol injection
US-2020101432-A1 · Apr 2, 2020 · US
Processes and apparatuses for methylation of aromatics in an aromatics complex
US-10556847-B2 · Feb 11, 2020 · US
Processes and apparatuses for toluene and benzene methylation in an aromatics complex
US-2020002245-A1 · Jan 2, 2020 · US
Method and system for producing aromatic hydrocarbons from a renewable resource
US-2019367817-A1 · Dec 5, 2019 · US
Apparatus and method for purifying cumene
US-10464866-B2 · Nov 5, 2019 · US
C3 fractionation system
US-2019330127-A1 · Oct 31, 2019 · US
Processes and apparatuses for methylation of aromatics in an aromatics complex
US-10450240-B2 · Oct 22, 2019 · US
Catalytic activation and alkylation of isopentane-enriched mixtures
US-2019300804-A1 · Oct 3, 2019 · US
Method and system for producing aromatic hydrocarbons from a renewable resource
US-10428278-B2 · Oct 1, 2019 · US
Apparatus and method for purifying cumene
US-10392323-B2 · Aug 27, 2019 · US
Apparatus and method for purifying cumene
US-2019169094-A1 · Jun 6, 2019 · US
Processes and apparatuses for methylation of aromatics in an aromatics complex
US-2019169096-A1 · Jun 6, 2019 · US
Processes and apparatuses for methylation of aromatics in an aromatics complex
US-2019144358-A1 · May 16, 2019 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C2/64?
- CPC C07C2/64 is the Cooperative Patent Classification code for “Chemistry & Metallurgy.”
- How many patents are filed under CPC C07C2/64 (Chemistry & Metallurgy)?
- Our database includes 78 publications tagged with this CPC code.
- Is patent activity under CPC C07C2/64 growing?
- Publication counts under this code: 5 in 2024 vs 2 in 2025 (latest complete years).