Process for the acylation of an alpha, omega-alkanediol
US-12522558-B2 · Jan 13, 2026 · US
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Preparation of esters of nitric acid
Preparation of 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 | C07C201/02 |
| Official title | Preparation of esters of nitric acid |
| Display label | Preparation of esters of nitric acid |
| Total patents | 23 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 3 |
| 2017 | 3 |
| 2018 | 2 |
| 2020 | 3 |
| 2022 | 1 |
| 2023 | 7 |
| 2025 | 2 |
| 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 1-[4-nitro-2-(trifluoromethyl)phenyl]-alkanones
US-12338195-B2 · Jun 24, 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
A new method of 18f labelling and intermediate salts
US-2023099421-A1 · Mar 30, 2023 · US
Process for the preparation of 1-[4-nitro-2-(trifluoromethyl)phenyl]-alkanones
US-2023091355-A1 · Mar 23, 2023 · US
Nitrates of ethers of glycerol and ethanol as diesel cetane improvers and the production process of the same
US-2023002309-A1 · Jan 5, 2023 · US
Process for the preparation of a-methyl-[4-(nitro)-2-(trifluoromethyl) -benzyl nitrate
US-2022324790-A1 · Oct 13, 2022 · US
Method for preparing nitrate ester
US-10703707-B2 · Jul 7, 2020 · US
Method for preparing nitrate ester
US-2020140372-A1 · May 7, 2020 · US
Method and apparatus for producing alkyl nitrite
US-2020048184-A1 · Feb 13, 2020 · US
Prostaglandin conjugates and derivatives for treating glaucoma and ocular hypertension
US-10016441-B2 · Jul 10, 2018 · US
Continuous synthesis of isooctyl nitrate in a flow reactor
US-10017457-B2 · Jul 10, 2018 · US
Prostaglandin conjugates and derivatives for treating glaucoma and ocular hypertension
US-2017239268-A1 · Aug 24, 2017 · US
Prostaglandin conjugates and derivatives for treating glaucoma and ocular hypertension
US-9604949-B2 · Mar 28, 2017 · US
Continuous synthesis of isooctyl nitrate in a flow reactor
US-2017066710-A1 · Mar 9, 2017 · US
Prostaglandin conjugates and derivatives for treating glaucoma and ocular hypertension
US-2016108012-A1 · Apr 21, 2016 · US