Articles comprising copolyesters produced with germanium catalyst
US-2024376258-A1 · Nov 14, 2024 · US
Terephthalic acid esters
Terephthalic acid esters · 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 | C07C69/82 |
| Official title | Terephthalic acid esters |
| Display label | Terephthalic acid esters |
| Total patents | 188 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 19 |
| 2016 | 10 |
| 2017 | 15 |
| 2018 | 13 |
| 2019 | 23 |
| 2020 | 11 |
| 2021 | 14 |
| 2022 | 13 |
| 2023 | 14 |
| 2024 | 22 |
| 2025 | 22 |
| 2026 | 12 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Ester-based compound, plasticizer composition including the same, preparation method of the composition and resin composition including the plasticizer composition
US-10208185-B2 · Feb 19, 2019 · US
Method for producing diesters of terephthalic acid with a dehydration of recirculated alcohol
US-10207978-B2 · Feb 19, 2019 · US
Dioctyl terephthalate plasticizer and method of enhancing reaction efficiency in process for producing the same
US-2018362440-A1 · Dec 20, 2018 · US
Ester compound, plasticizer composition including the same, preparation method of the plasticizer composition and resin composition including the plasticizer composition
US-10150727-B2 · Dec 11, 2018 · US
Method for producing carboxylic acid esters and the use thereof as plasticizers
US-10106486-B2 · Oct 23, 2018 · US
Ester-based compound, composition comprising the same, method for preparing the same and resin composition comprising the same
US-10077230-B2 · Sep 18, 2018 · US
PLASTICIZER COMPOSITION, RESIN COMPOSITION AND METHODS OF PREPARING THE SAME (As Amended)
US-2018237614-A1 · Aug 23, 2018 · US
Plasticizer composition and resin composition including the same
US-2018237613-A1 · Aug 23, 2018 · US
Diisopentyl terephthalate
US-2018208541-A1 · Jul 26, 2018 · US
Monomer and polymer and compensation film and optical film and display device
US-10017456-B2 · Jul 10, 2018 · US
Method of purifying terephthalate based ester compounds
US-2018134651-A1 · May 17, 2018 · US
Methods for production of aromatic dicarboxylic acids and derivatives thereof
US-2018105480-A1 · Apr 19, 2018 · US
Ester plasticizer composition
US-9902835-B2 · Feb 27, 2018 · US
Ester-based compound, composition comprising the same, method for preparing the same and resin composition comprising the same
US-2018022890-A1 · Jan 25, 2018 · US
Ester-based compound, composition comprising the same, method for preparing the same and resin composition comprising the same (as amended)
US-2018002268-A1 · Jan 4, 2018 · US
Resist composition and patterning process
US-2017351177-A1 · Dec 7, 2017 · US
Ester plasticizer composition
US-9796827-B2 · Oct 24, 2017 · US
Method for producing diesters of terephthalic acid with a dehydration of recirculated alcohol
US-2017297997-A1 · Oct 19, 2017 · US
Method for producing diesters of terephthalic acid with circulation of the reaction mixture
US-2017297996-A1 · Oct 19, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C69/82?
- CPC C07C69/82 is the Cooperative Patent Classification code for “Terephthalic acid esters.”
- How many patents are filed under CPC C07C69/82 (Terephthalic acid esters)?
- Our database includes 188 publications tagged with this CPC code.
- Is patent activity under CPC C07C69/82 growing?
- Publication counts under this code: 22 in 2024 vs 22 in 2025 (latest complete years).