Sulfonium salt monomer, sulfonium salt quencher, polymer, chemically amplified resist composition, and patterning method
US-2026050217-A1 · Feb 19, 2026 · US
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not condensed with other rings
not condensed with other rings · 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 | C07D337/04 |
| Official title | not condensed with other rings |
| Display label | not condensed with other rings |
| Total patents | 15 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears to be declining based on the most recent years.
| Year | Patents |
|---|---|
| 2016 | 5 |
| 2017 | 3 |
| 2018 | 2 |
| 2022 | 1 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Sulfonium salt monomer, polymer, chemically amplified resist composition, and pattern forming process
US-2026044077-A1 · Feb 12, 2026 · US
Sulfonium salt monomer, polymer, chemically amplified resist composition, and pattern forming process
US-2026042875-A1 · Feb 12, 2026 · US
Sulfonium salt type monomer, polymer, chemically amplified resist composition, and pattern forming process
US-2026044076-A1 · Feb 12, 2026 · US
Monomers, polymers and photoresist compositions
US-11487203-B2 · Nov 1, 2022 · US
3-aryl propiolonitrile compounds for thiol labeling
US-10131626-B2 · Nov 20, 2018 · US
Monomers, polymers and photoresist compositions
US-2018203352-A1 · Jul 19, 2018 · US
3-aryl propiolonitrile compounds for thiol labeling
US-2017210700-A1 · Jul 27, 2017 · US
3-aryl propiolonitrile compounds for thiol labeling
US-9663454-B2 · May 30, 2017 · US
Salt, acid generator, photoresist composition, and method for producing photoresist pattern
US-9580402-B2 · Feb 28, 2017 · US
Salt, acid generator, photoresist composition, and method for producing photoresist pattern
US-2016200702-A1 · Jul 14, 2016 · US
3-aryl propiolonitrile compounds for thiol labeling
US-2016145199-A1 · May 26, 2016 · US
Photoacid generators and photoresists comprising same
US-2016124304-A1 · May 5, 2016 · US
Salt and photoresist composition comprising the same
US-9260407-B2 · Feb 16, 2016 · US
Photoacid generators and photoresists comprising same
US-9255079-B2 · Feb 9, 2016 · US