Atropisomer of 1,1'-binaphthyl derivative, polymerizable liquid crystal composition, optical film, image display device, and eyewear
US-2025101307-A1 · Mar 27, 2025 · US
the ester chains containing seven or more carbon atoms
the ester chains containing seven or more carbon atoms · 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 | C08F222/205 |
| Official title | {the ester chains containing seven or more carbon atoms} |
| Display label | the ester chains containing seven or more carbon atoms |
| Total patents | 40 |
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 | 9 |
| 2017 | 7 |
| 2018 | 7 |
| 2019 | 4 |
| 2020 | 4 |
| 2021 | 2 |
| 2022 | 2 |
| 2023 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
(Meth)acrylic copolymer, polymer solution, polymer-containing composition, anti-fouling coating composition, and method for producing (meth)acrylic copolymer
US-11643489-B2 · May 9, 2023 · US
(meth)acrylic copolymer, polymer solution, polymer-containing composition, anti-fouling coating composition, and method for producing (meth)acrylic copolymer
US-2022144987-A1 · May 12, 2022 · US
Polymerisable LC medium and polymer film with flat optical dispersion
US-11248171-B2 · Feb 15, 2022 · US
Resist composition, method of forming resist pattern, polymeric compound, and compound
US-11061329-B2 · Jul 13, 2021 · US
Polymerizable composition and optically anisotropic body produced using the same
US-10927263-B2 · Feb 23, 2021 · US
Polymerizable liquid crystal composition, optical film including the same, and method for producing optical film
US-2020199452-A1 · Jun 25, 2020 · US
Composition, and optical film including the composition
US-10683456-B2 · Jun 16, 2020 · US
Oligomeric aminoketones and their use as photoinitiators
US-10563073-B2 · Feb 18, 2020 · US
Polymerisable lc medium and polymer film with flat optical dispersion
US-2020024519-A1 · Jan 23, 2020 · US
Polymerizable composition and optically anisotropic body produced using the same
US-2019264034-A1 · Aug 29, 2019 · US
Polymerizable composition containing polymerizable compound, film, and half mirror for displaying projection image
US-10323120-B2 · Jun 18, 2019 · US
Resist composition, method of forming resist pattern, polymeric compound, and compound
US-2019163057-A1 · May 30, 2019 · US
Optical fiber ribbons and ribbon matrix materials having low oligomer content
US-10175436-B2 · Jan 8, 2019 · US
Cinnamic acid derivative, polymer thereof, and liquid crystal alignment layer comprising cured product thereof
US-10095066-B2 · Oct 9, 2018 · US
Polymerizable liquid crystal compound, composition for optical film, and optical film, compensation film, antireflective film, and display device including the same
US-10071949-B2 · Sep 11, 2018 · US
Oligomeric aminoketones and their use as photoinitiators
US-2018251648-A1 · Sep 6, 2018 · US
Method for manufacturing conductive pattern forming member
US-10048583-B2 · Aug 14, 2018 · US
(meth)acrylic copolymer, polymer solution, polymer-containing composition, anti-fouling coating composition, and method for producing (meth)acrylic copolymer
US-2018201797-A1 · Jul 19, 2018 · US
Oligomeric aminoketones and their use as photoinitiators
US-9982150-B2 · May 29, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08F222/205?
- CPC C08F222/205 is the Cooperative Patent Classification code for “the ester chains containing seven or more carbon atoms.”
- How many patents are filed under CPC C08F222/205 (the ester chains containing seven or more carbon atoms)?
- Our database includes 40 publications tagged with this CPC code.
- Is patent activity under CPC C08F222/205 growing?
- Publication counts under this code: 1 in 2023 vs 1 in 2025 (latest complete years).