Method for preparing an amine hydrochloride suspension
US-12151997-B2 · Nov 26, 2024 · US
Stabilisation; Use of additives
Stabilisation; Use of additives · 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 | C07C209/90 |
| Official title | Stabilisation; Use of additives |
| Display label | Stabilisation; Use of additives |
| Total patents | 45 |
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 | 3 |
| 2016 | 1 |
| 2017 | 7 |
| 2018 | 7 |
| 2019 | 6 |
| 2020 | 8 |
| 2021 | 4 |
| 2022 | 3 |
| 2023 | 4 |
| 2024 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Processes for the Preparation of Fenfluramine
US-2024018090-A1 · Jan 18, 2024 · US
Method for Preparing an Amine Hydrochloride Suspension
US-2023271916-A1 · Aug 31, 2023 · US
Quaternary ammonium compound compositions and methods for making and using same
US-11732417-B2 · Aug 22, 2023 · US
Alkylamine composition and method for storing said alkylamine composition
US-2023257339-A1 · Aug 17, 2023 · US
Method for preparing toluylene diamine mixtures
US-2023159433-A1 · May 25, 2023 · US
Quaternary Ammonium Compound Compositions and Methods for Making and Using Same
US-2022154401-A1 · May 19, 2022 · US
Organic reactions carried out in aqueous solution in the presence of a hydroxyalkyl(alkyl)cellulose or an alkylcellulose
US-11312668-B2 · Apr 26, 2022 · US
Quaternary ammonium compound compositions and methods for making and using same
US-11286620-B2 · Mar 29, 2022 · US
Curable resin composition and fiber reinforced resin matrix composite material
US-2021403637-A1 · Dec 30, 2021 · US
Process for the preparation of stable toluene diamine residue/water blends, related compositions, and methods of using such blends as a fuel
US-11078151-B2 · Aug 3, 2021 · US
Process for hydrogenating a mixture in the presence of a colorless amine
US-10927066-B2 · Feb 23, 2021 · US
Organic reactions carried out in aqueous solution in the presence of a hydroxyalkyl(alkyl)cellulose or an alkylcellulose
US-2021017100-A1 · Jan 21, 2021 · US
Method for preparing an amine hydrochloride suspension
US-2020392074-A1 · Dec 17, 2020 · US
Organic reactions carried out in aqueous solution in the presence of a hydroxyalkyl(alkyl)cellulose or an alkylcellulose
US-10836688-B2 · Nov 17, 2020 · US
Process for stabilization of at least monoalkyl-substituted diaminocyclohexanes
US-2020317603-A1 · Oct 8, 2020 · US
Quaternary Ammonium Compound Compositions and Methods for Making and Using Same
US-2020224369-A1 · Jul 16, 2020 · US
Complex of lamellar inorganic compound and organic compound and method of producing thereof, delaminated lamellar inorganic compound and method of producing thereof, insulating resin composition, resin sheet, insulator, resin sheet cured product, and heat dissipating member
US-2020216324-A1 · Jul 9, 2020 · US
Compounds for electronic devices
US-10665787-B2 · May 26, 2020 · US
Organic reactions carried out in aqueous solution in the presence of a hydroxyalkyl(alkyl)cellulose or an alkylcellulose
US-2020148610-A1 · May 14, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C209/90?
- CPC C07C209/90 is the Cooperative Patent Classification code for “Stabilisation; Use of additives.”
- How many patents are filed under CPC C07C209/90 (Stabilisation; Use of additives)?
- Our database includes 45 publications tagged with this CPC code.
- Is patent activity under CPC C07C209/90 growing?
- Publication counts under this code: 4 in 2023 vs 2 in 2024 (latest complete years).