Process for preparation of intermediates
US-12559466-B2 · Feb 24, 2026 · US
Y being hydrogen
Y being hydrogen · 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 | C07D301/26 |
| Official title | Y being hydrogen |
| Display label | Y being hydrogen |
| Total patents | 30 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 3 |
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 3 |
| 2020 | 2 |
| 2021 | 1 |
| 2022 | 4 |
| 2023 | 2 |
| 2024 | 4 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
System and method for preparing epoxy chloropropane
US-12077516-B2 · Sep 3, 2024 · US
Method for preparing partially fluorinated alcohol
US-2024182390-A1 · Jun 6, 2024 · US
System and method for preparing epoxy chloropropane
US-2024076277-A1 · Mar 7, 2024 · US
Method for preparing partially fluorinated alcohol
US-11897832-B2 · Feb 13, 2024 · US
Method for preparing a tetrafluoro-1,2-epoxypropane
US-11718597-B2 · Aug 8, 2023 · US
Process for preparation of fungicidally active triazole compounds
US-11634394-B2 · Apr 25, 2023 · US
Method for preparing a tetrafluoro-1,2-epoxypropane
US-2022289701-A1 · Sep 15, 2022 · US
Method for preparing a tetrafluoro-1,2-epoxypropane
US-11377432-B2 · Jul 5, 2022 · US
Composition
US-2022153668-A1 · May 19, 2022 · US
Process for preparation of fungicidally active triazole compounds
US-2022089552-A1 · Mar 24, 2022 · US
Electrochemical, bromination, and oxybromination systems and methods to form propylene oxide or ethylene oxide
US-2021179574-A1 · Jun 17, 2021 · US
Improved process for preparation of intermediates
US-2020399236-A1 · Dec 24, 2020 · US
Method for preparing a tetrafluoro-1,2-epoxypropane
US-2020148654-A1 · May 14, 2020 · US
Method for industrial production of optically active fluoroalkyl ethylene oxide
US-10336718-B2 · Jul 2, 2019 · US
Electrolysis System and Method for Electrochemical Ethylene Oxide Production
US-2019032228-A1 · Jan 31, 2019 · US
Method of preparing AZA-pyridone compounds
US-10183945-B2 · Jan 22, 2019 · US
Process for producing dimethyl carbonate
US-10131620-B2 · Nov 20, 2018 · US
Method for Industrial Production of Optically Active Fluoroalkyl Ethylene Oxide
US-2018312483-A1 · Nov 1, 2018 · US
Method of preparing aza-pyridone compounds
US-2017260189-A1 · Sep 14, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07D301/26?
- CPC C07D301/26 is the Cooperative Patent Classification code for “Y being hydrogen.”
- How many patents are filed under CPC C07D301/26 (Y being hydrogen)?
- Our database includes 30 publications tagged with this CPC code.
- Is patent activity under CPC C07D301/26 growing?
- Publication counts under this code: 2 in 2023 vs 4 in 2024 (latest complete years).