Resist composition, method for forming resist pattern, compound and acid diffusion control agent
US-2026079394-A1 · Mar 19, 2026 · US
This page is not indexed by search engines while we improve data quality.
containing halogen
containing halogen · 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 | C07C59/21 |
| Official title | containing halogen |
| Display label | containing halogen |
| Total patents | 12 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 3 |
| 2017 | 1 |
| 2020 | 1 |
| 2021 | 1 |
| 2024 | 2 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Carbon monoxide prodrugs for the treatment of medical disorders
US-2024391886-A1 · Nov 28, 2024 · US
Carbon monoxide prodrugs for the treatment of medical disorders
US-12071415-B2 · Aug 27, 2024 · US
Carbon monoxide prodrugs for the treatment of medical disorders
US-2021238155-A1 · Aug 5, 2021 · US
Amphiphilic cyclobutenes and cylobutanes
US-10538475-B2 · Jan 21, 2020 · US
Photoresist with top-coating photo-decomposable base for photolithography
US-9645499-B2 · May 9, 2017 · US
Radiation-sensitive resin composition, resist pattern-forming method, acid diffusion control agent, compound, and method for producing compound
US-9529259-B2 · Dec 27, 2016 · US
Photoresist with top-coating photo-decomposable base for photolithography
US-2016062241-A1 · Mar 3, 2016 · US
Process for the production of 4-chloroacetoacetyl chloride, 4-chloroacetoacetic acid esters, amides and imides
US-9227905-B2 · Jan 5, 2016 · US
Radiation-sensitive resin composition, resist pattern-forming method, acid diffusion control agent, compound, and method for producing compound
US-2015355539-A1 · Dec 10, 2015 · US
Process for the preparation of enolate salts of 4-fluoro-2-hydroxymethylene-3 oxo-butyrates
US-9156771-B2 · Oct 13, 2015 · US
Amphiphilic cyclobutenes and cyclobutanes
US-2015175519-A1 · Jun 25, 2015 · US