Compound, resin precursor, cured object, optical element, optical system, interchangeable camera lens, optical device, cemented lens, and method for manufacturing cemented lens
US-12248119-B2 · Mar 11, 2025 · US
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Esters of polycarboxylic acids
Esters of polycarboxylic acids · 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 | C08F18/14 |
| Official title | Esters of polycarboxylic acids |
| Display label | Esters of polycarboxylic acids |
| Total patents | 21 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 1 |
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 4 |
| 2020 | 1 |
| 2021 | 2 |
| 2022 | 3 |
| 2023 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Formaldehyde-free aqueous curable composition
US-2023175200-A1 · Jun 8, 2023 · US
Modified ethylene vinyl acetate compositions, polymer blends and films made therefrom
US-11472950-B2 · Oct 18, 2022 · US
Compound, resin precursor, cured object, optical element, optical system, interchangeable camera lens, optical device, cemented lens, and method for manufacturing cemented lens
US-2022120937-A1 · Apr 21, 2022 · US
Polymerizable liquid crystal compound, method for producing polymerizable liquid crystal compound, polymerizable liquid crystal composition, optically anisotropic film, optical film, polarizing plate, and image display device
US-11225605-B2 · Jan 18, 2022 · US
Photocurable resin composition, ink and coating material
US-10941232-B2 · Mar 9, 2021 · US
Methacrylic acid ester polymer, method for producing same, active energy ray-curable composition, and optical recording medium
US-10927198-B2 · Feb 23, 2021 · US
Polymerizable composition, process for producing organic glass using the composition, and organic glass
US-10711078-B2 · Jul 14, 2020 · US
Polymerizable liquid crystal compound, method for producing polymerizable liquid crystal compound, polymerizable liquid crystal composition, optically anisotropic film, optical film, polarizing plate, and image display device
US-2019352567-A1 · Nov 21, 2019 · US
Modified ethylene vinyl acetate compositions, polymer blends and films made therefrom
US-2019315951-A1 · Oct 17, 2019 · US
Polymerizable composition, process for producing organic glass using the composition, and organic glass
US-2019153131-A1 · May 23, 2019 · US
Photocurable resin composition, ink and coating material
US-2019085111-A1 · Mar 21, 2019 · US
Optical material and articles formed therefrom
US-10047192-B2 · Aug 14, 2018 · US
Ionic bonding group-containing comb polymers
US-9957343-B2 · May 1, 2018 · US
Method for producing end-modified polybutadiene or end-modified hydrogenated polybutadiene and composition containing same
US-9815922-B2 · Nov 14, 2017 · US
Method for producing (meth)acrylic-modified polybutadiene
US-9534094-B2 · Jan 3, 2017 · US
Methods and materials for functional polyionic species and deposition thereof
US-9393589-B2 · Jul 19, 2016 · US
Method for producing (meth)acrylic-modified polybutadiene
US-2015252150-A1 · Sep 10, 2015 · US
Method for producing end-modified polybutadiene or end-modified hydrogenated polybutadiene and composition containing same
US-2015240009-A1 · Aug 27, 2015 · US
Ionic bonding group-containing comb polymers
US-2015152211-A1 · Jun 4, 2015 · US