Compounds having a stabilizing effect, method for producing said compounds, composition containing said stabilizing compounds, method for stabilizing an organic component, and use of stabilizing compounds
US-2020361879-A1 · Nov 19, 2020 · US
by addition of thiols to unsaturated compounds
by addition of thiols to unsaturated compounds · 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 | C07C319/18 |
| Official title | by addition of thiols to unsaturated compounds |
| Display label | by addition of thiols to unsaturated compounds |
| Total patents | 95 |
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 | 15 |
| 2016 | 7 |
| 2017 | 4 |
| 2018 | 9 |
| 2019 | 17 |
| 2020 | 9 |
| 2021 | 8 |
| 2022 | 15 |
| 2023 | 5 |
| 2024 | 3 |
| 2025 | 2 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method of synthesizing alpha-amino acid derivatives
US-2020361863-A1 · Nov 19, 2020 · US
Perfluoroether-stabilized quantum dots
US-10767108-B2 · Sep 8, 2020 · US
Catalyst and process for removing mercaptans from hydrocarbon streams
US-2020216763-A1 · Jul 9, 2020 · US
Flow reactor vessels and reactor systems
US-10654022-B2 · May 19, 2020 · US
Polybrominated diphenyl-based flame retardant compounds
US-2020115308-A1 · Apr 16, 2020 · US
Process for the purification of acrolein
US-10556850-B1 · Feb 11, 2020 · US
Process for the purification of acrolein
US-2020031751-A1 · Jan 30, 2020 · US
Methods for producing thiol compounds and sulfide compounds using diphenylamine or a phenol compound
US-10501408-B2 · Dec 10, 2019 · US
Aromatic polythiol compound for optical material
US-2019292144-A1 · Sep 26, 2019 · US
Fluorinated tensides
US-2019276397-A1 · Sep 12, 2019 · US
Introduction of alkyl substituents to aromatic compounds
US-10351492-B2 · Jul 16, 2019 · US
Process for preparing esters of lactic acid, and 2-hydroxy-3-butenoic acid from sugars
US-10343986-B2 · Jul 9, 2019 · US
Flow Reactor Vessels and Reactor Systems
US-2019168184-A1 · Jun 6, 2019 · US
High refractive index liquids based on meta-substituted s-alkyl thioethers
US-2019169157-A1 · Jun 6, 2019 · US
Functionalization of trans-3-hexenedioic acid for the production of hydrophobic polyamides and chemical resistance thereof
US-2019153156-A1 · May 23, 2019 · US
Liquid thioether carboxylic acid esters
US-10287245-B2 · May 14, 2019 · US
Process for preparing esters of α-hydroxy methionine from sugars
US-10280136-B2 · May 7, 2019 · US
Methionine production
US-2019127321-A1 · May 2, 2019 · US
Unsaturated amino acids
US-2019127769-A1 · May 2, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C319/18?
- CPC C07C319/18 is the Cooperative Patent Classification code for “by addition of thiols to unsaturated compounds.”
- How many patents are filed under CPC C07C319/18 (by addition of thiols to unsaturated compounds)?
- Our database includes 95 publications tagged with this CPC code.
- Is patent activity under CPC C07C319/18 growing?
- Publication counts under this code: 3 in 2024 vs 2 in 2025 (latest complete years).