Method for producing toluenediamine
US-10155720-B2 · Dec 18, 2018 · US
having nitro groups bound to carbon atoms of six-membered aromatic rings
having nitro groups bound to carbon atoms of six-membered aromatic rings · 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 | C07C205/06 |
| Official title | having nitro groups bound to carbon atoms of six-membered aromatic rings |
| Display label | having nitro groups bound to carbon atoms of six-membered aromatic rings |
| Total patents | 120 |
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 | 14 |
| 2017 | 15 |
| 2018 | 14 |
| 2019 | 7 |
| 2020 | 14 |
| 2021 | 7 |
| 2022 | 7 |
| 2023 | 7 |
| 2024 | 14 |
| 2025 | 3 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Process for producing nitrobenzene
US-2018346405-A1 · Dec 6, 2018 · US
Resist composition, patterning process, and barium, cesium and cerium salts
US-10078264-B2 · Sep 18, 2018 · US
Oligo-benzamide compounds and their use
US-2018230087-A1 · Aug 16, 2018 · US
Zeolite adsorbents, preparation process therefor and uses thereof
US-2018201555-A1 · Jul 19, 2018 · US
Zeolite adsorbents, preparation process therefor and uses thereof
US-2018201556-A1 · Jul 19, 2018 · US
Process for producing nitrobenzene
US-10023524-B2 · Jul 17, 2018 · US
Zeolitic adsorbents with large external surface area, process for preparing them and uses thereof
US-2018161754-A1 · Jun 14, 2018 · US
Reactive ionic liquid, and ion-immobilized metal oxide particle, ion-immobilized elastomer, and transducer using same
US-9954162-B2 · Apr 24, 2018 · US
Zeolitic adsorbents with large external surface area, process for preparing them and uses thereof
US-9914109-B2 · Mar 13, 2018 · US
Exhaust gas cleaning in a method for continuously producing dinitrotoluene
US-9896407-B2 · Feb 20, 2018 · US
Process for the preparation of benzonorbornenes
US-9878970-B1 · Jan 30, 2018 · US
Process for the preparation of benzonorbornenes
US-2018016211-A1 · Jan 18, 2018 · US
Oligo-benzamide compounds and their use
US-9856206-B2 · Jan 2, 2018 · US
Azo mediators and methods of use thereof
US-9840729-B2 · Dec 12, 2017 · US
Method for continuously producing a product by way of at least two coupled-together chemical reactions
US-2017322566-A1 · Nov 9, 2017 · US
Process for the preparation of benzonorbornenes
US-9796646-B2 · Oct 24, 2017 · US
Exhaust gas cleaning in a method for continuously producing dinitrotoluene
US-2017291869-A1 · Oct 12, 2017 · US
Process for working up waste water from nitrobenzene preparation
US-9771291-B2 · Sep 26, 2017 · US
Process for working up waste water from nitrobenzene preparation
US-9771290-B2 · Sep 26, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C205/06?
- CPC C07C205/06 is the Cooperative Patent Classification code for “having nitro groups bound to carbon atoms of six-membered aromatic rings.”
- How many patents are filed under CPC C07C205/06 (having nitro groups bound to carbon atoms of six-membered aromatic rings)?
- Our database includes 120 publications tagged with this CPC code.
- Is patent activity under CPC C07C205/06 growing?
- Publication counts under this code: 14 in 2024 vs 3 in 2025 (latest complete years).