Resist topcoat composition, and method of forming patterns using the composition
US-12590221-B2 · Mar 31, 2026 · US
the carbon skeleton being acyclic and saturated
the carbon skeleton being acyclic and saturated · 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 | C07C323/03 |
| Official title | the carbon skeleton being acyclic and saturated |
| Display label | the carbon skeleton being acyclic and saturated |
| Total patents | 29 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 3 |
| 2017 | 6 |
| 2018 | 4 |
| 2019 | 2 |
| 2020 | 2 |
| 2021 | 3 |
| 2023 | 2 |
| 2024 | 2 |
| 2025 | 2 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for producing aryl compound containing tritylsulfanyl group
US-2025346557-A1 · Nov 13, 2025 · US
Nitrile oxide compound
US-12209062-B2 · Jan 28, 2025 · US
Difluorocarbene radiosynthesis
US-2024383827-A1 · Nov 21, 2024 · US
Method for producing organic mercapto compound or intermediate thereof, (poly)thiol component, polymerizable composition for optical material, molded product, optical material, and lens
US-11897835-B2 · Feb 13, 2024 · US
Resist topcoat composition, and method of forming patterns using the composition
US-2023021469-A1 · Jan 26, 2023 · US
Method of producing fluorine-containing sulfide compounds
US-11542231-B2 · Jan 3, 2023 · US
Nitrile oxide compound
US-2021078944-A1 · Mar 18, 2021 · US
Method of producing fluorine-containing sulfide compounds
US-2021047265-A1 · Feb 18, 2021 · US
Method for producing organic mercapto compound or intermediate thereof, (poly)thiol component, polymerizable composition for optical material, molded product, optical material, and lens
US-2021017128-A1 · Jan 21, 2021 · US
Iodine-containing photoacid generators and compositions comprising the same
US-10831100-B2 · Nov 10, 2020 · US
Synthesis of 2,2,2-trifluoroethanethiol
US-10717707-B2 · Jul 21, 2020 · US
Iodine-containing photoacid generators and compositions comprising the same
US-2019155152-A1 · May 23, 2019 · US
Synthesis of 2,2,2-trifluoroethanethiol
US-2019135740-A1 · May 9, 2019 · US
Method of etching semiconductor structures with etch gas
US-10115600-B2 · Oct 30, 2018 · US
Method for producing alpha-substituted cysteine or salt thereof or synthetic intermediate of alpha-substituted cysteine
US-10071958-B2 · Sep 11, 2018 · US
Method for Producing Alpha-substituted Cysteine or Salt Thereof or Synthetic Intermediate of Alpha-substituted Cysteine
US-2018251424-A1 · Sep 6, 2018 · US
Method for manufacturing patterned object, patterned object, and light irradiation apparatus
US-9939727-B2 · Apr 10, 2018 · US
Method of etching semiconductor structures with etch gas
US-2017352546-A1 · Dec 7, 2017 · US
Method of etching semiconductor structures with etch gas
US-9773679-B2 · Sep 26, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C323/03?
- CPC C07C323/03 is the Cooperative Patent Classification code for “the carbon skeleton being acyclic and saturated.”
- How many patents are filed under CPC C07C323/03 (the carbon skeleton being acyclic and saturated)?
- Our database includes 29 publications tagged with this CPC code.
- Is patent activity under CPC C07C323/03 growing?
- Publication counts under this code: 2 in 2024 vs 2 in 2025 (latest complete years).