Process for the acylation of an alpha, omega-alkanediol
US-12522558-B2 · Jan 13, 2026 · US
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Esters of nitric acid
Esters of nitric acid · 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 | C07C203/02 |
| Official title | Esters of nitric acid |
| Display label | Esters of nitric acid |
| Total patents | 8 |
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 |
|---|---|
| 2020 | 1 |
| 2022 | 1 |
| 2023 | 4 |
| 2025 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Process for the preparation of a-methyl-[4-(nitro)-2-(trifluoromethyl)-benzyl nitrate
US-12410119-B2 · Sep 9, 2025 · US
Process for the preparation of omega-alkanediol mononitrate
US-2023167048-A1 · Jun 1, 2023 · US
Process for the acylation of an alpha, omega-alkandiol
US-2023167047-A1 · Jun 1, 2023 · US
Process for nitrate ester formation of an alpha,omega-alkanediol monoacylate
US-2023150916-A1 · May 18, 2023 · US
Process for the preparation of alpha,omega-alkanediol mononitrate
US-2023150917-A1 · May 18, 2023 · US
Process for the preparation of a-methyl-[4-(nitro)-2-(trifluoromethyl) -benzyl nitrate
US-2022324790-A1 · Oct 13, 2022 · US
Method and apparatus for producing alkyl nitrite
US-2020048184-A1 · Feb 13, 2020 · US