5-(2-butyl-1,3-dioxolan-2-yl)-1-methylpentyl acetate and process for preparing 2,7-diacetoxyundecane therefrom
US-2025313543-A1 · Oct 9, 2025 · US
by oxidation of secondary alcohols or ketones
by oxidation of secondary alcohols or ketones · 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 | C07C67/42 |
| Official title | by oxidation of secondary alcohols or ketones |
| Display label | by oxidation of secondary alcohols or ketones |
| Total patents | 50 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 7 |
| 2017 | 6 |
| 2018 | 4 |
| 2019 | 1 |
| 2020 | 5 |
| 2021 | 6 |
| 2022 | 5 |
| 2023 | 3 |
| 2024 | 2 |
| 2025 | 7 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for producing compound
US-12428387-B2 · Sep 30, 2025 · US
Process for an oxidative esterification reactor
US-2025250222-A1 · Aug 7, 2025 · US
Diester compound having a dimethylcyclobutane ring, a process for preparing the same, and a process for preparing dimethylcyclobutane compound derived from the diester compound
US-2025214923-A1 · Jul 3, 2025 · US
Diester compound having a dimethylcyclobutane ring, a process for preparing the same, and a process for preparing dimethylcyclobutane compound derived from the diester compound
US-12281069-B2 · Apr 22, 2025 · US
8-(acyloxy)alkanal compound, process for preparing the same and process for preparing 2,9-diacetoxyundecane from the 8-(acyloxy)alkanal compound
US-2025084028-A1 · Mar 13, 2025 · US
Core shell catalyst and method for manufacturing the same
US-2025058311-A1 · Feb 20, 2025 · US
Process for preparing (z)-7-tetradecen-2-one
US-2024182394-A1 · Jun 6, 2024 · US
Reactor and process for producing alkyl (meth)acrylates
US-11858890-B2 · Jan 2, 2024 · US
Catalyst for production of carboxylic acid ester and method for producing carboxylic acid ester
US-2023311103-A1 · Oct 5, 2023 · US
Method for producing compound
US-2023271929-A1 · Aug 31, 2023 · US
Reactor and process for producing alkyl methacrylates
US-11661395-B2 · May 30, 2023 · US
Reactor and process for producing alkyl (meth)acrylates
US-2022388941-A1 · Dec 8, 2022 · US
Reactor and process for producing alkyl methacrylates
US-2022380293-A1 · Dec 1, 2022 · US
Diester compound having a dimethylcyclobutane ring, a process for preparing the same, and a process for preparing dimethylcyclobutane compound derived from the diester compound
US-2022259136-A1 · Aug 18, 2022 · US
Method for producing methyl methacrylate
US-11414371-B2 · Aug 16, 2022 · US
Diester compound having a dimethylcyclobutane ring, a process for preparing the same, and a process for preparing dimethylcyclobutane compound derived from the diester compound
US-11352312-B2 · Jun 7, 2022 · US
METHOD FOR PRODUCING alpha-FLUOROACRYLIC ACID
US-2021269383-A1 · Sep 2, 2021 · US
Chemoselective methylene hydroxylation in aromatic molecules
US-10961266-B2 · Mar 30, 2021 · US
Nitrogen and/or oxygen-containing hydrofluoroolefins and methods of making and using the same
US-10934247-B2 · Mar 2, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C67/42?
- CPC C07C67/42 is the Cooperative Patent Classification code for “by oxidation of secondary alcohols or ketones.”
- How many patents are filed under CPC C07C67/42 (by oxidation of secondary alcohols or ketones)?
- Our database includes 50 publications tagged with this CPC code.
- Is patent activity under CPC C07C67/42 growing?
- Publication counts under this code: 2 in 2024 vs 7 in 2025 (latest complete years).