Thermochromic pigment compositions
US-12043596-B2 · Jul 23, 2024 · US
Adipic acid esters
Adipic 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 | C07C69/44 |
| Official title | Adipic acid esters |
| Display label | Adipic acid esters |
| Total patents | 52 |
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 | 5 |
| 2016 | 6 |
| 2017 | 4 |
| 2018 | 6 |
| 2019 | 8 |
| 2020 | 11 |
| 2021 | 7 |
| 2022 | 3 |
| 2024 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Process for the production of higher carboxylic acid vinyl esters
US-11976037-B2 · May 7, 2024 · US
Conversion of dicarboxylic acids to monomers and plasticizers
US-11459289-B2 · Oct 4, 2022 · US
Alcohol compound, chemically amplified negative resist composition and resist pattern forming process
US-2022197140-A1 · Jun 23, 2022 · US
Ester compound and lubricating oil base oil
US-11306053-B2 · Apr 19, 2022 · US
Hydrocarbon-containing carboxylic acid, hydrocarbon-containing sulfonic acid, hydrocarbon-containing sulfuric acid ester or salt thereof, and surfactant
US-11198670-B2 · Dec 14, 2021 · US
Rigid foam comprising a polyester polyol
US-11180605-B2 · Nov 23, 2021 · US
Method for producing polyester polyols and use thereof in polyurethane
US-11180606-B2 · Nov 23, 2021 · US
Use of polycarboxylic acid compounds for the treatment of fibrious amino acid based substrates, especially hair
US-11090255-B2 · Aug 17, 2021 · US
Ester compound and lubricating oil base oil
US-2021230096-A1 · Jul 29, 2021 · US
Deoxydehydration of sugar derivatives
US-2021214298-A1 · Jul 15, 2021 · US
Biomass-derived polymers and copolymers incorporating monolignols and their derivatives
US-10941104-B2 · Mar 9, 2021 · US
Conversion of dicarboxylic acids to monomers and plasticizers
US-2020377443-A1 · Dec 3, 2020 · US
Coalescing agent derived from succinate ester
US-10807942-B2 · Oct 20, 2020 · US
Conversion of dicarboxylic acids to monomers and plasticizers
US-10793506-B2 · Oct 6, 2020 · US
Conversion of dicarboxylic acids to monomers and plasticizers
US-2020255368-A1 · Aug 13, 2020 · US
Thermochromic pigment compositions
US-2020207699-A1 · Jul 2, 2020 · US
Use of polycarboxylic acid compounds for the treatment of fibrious amino acid based substrates, especially hair
US-2020170923-A1 · Jun 4, 2020 · US
Proflavor delivery particles
US-10638782-B2 · May 5, 2020 · US
Hemiacetyl proflavors
US-10638779-B2 · May 5, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C69/44?
- CPC C07C69/44 is the Cooperative Patent Classification code for “Adipic acid esters.”
- How many patents are filed under CPC C07C69/44 (Adipic acid esters)?
- Our database includes 52 publications tagged with this CPC code.
- Is patent activity under CPC C07C69/44 growing?
- Publication counts under this code: 3 in 2022 vs 2 in 2024 (latest complete years).