Process for the dehydrogenation of ethanol in a multitubular reactor
US-12577187-B2 · Mar 17, 2026 · US
Acetaldehyde
Acetaldehyde · 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 | C07C47/06 |
| Official title | Acetaldehyde |
| Display label | Acetaldehyde |
| Total patents | 53 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 5 |
| 2017 | 5 |
| 2018 | 2 |
| 2019 | 9 |
| 2020 | 6 |
| 2021 | 4 |
| 2022 | 5 |
| 2023 | 5 |
| 2024 | 4 |
| 2025 | 3 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Removal of acetals from process streams
US-12577189-B2 · Mar 17, 2026 · US
Ethanol
US-2025163199-A1 · May 22, 2025 · US
Ethanol
US-12297308-B2 · May 13, 2025 · US
Butadiene production from used tires
US-2025043044-A1 · Feb 6, 2025 · US
Ethanol
US-2024425634-A1 · Dec 26, 2024 · US
Method for producing conjugated diene polymer
US-2024425635-A1 · Dec 26, 2024 · US
Method for producing conjugated diene polymer
US-12110355-B2 · Oct 8, 2024 · US
Ethanol
US-2024141088-A1 · May 2, 2024 · US
Method and system embodiments for converting ethanol to para-xylene and ortho-xylene
US-11851384-B2 · Dec 26, 2023 · US
Process for the dehydrogenation of ethanol in a multitubular reactor
US-2023373892-A1 · Nov 23, 2023 · US
Removal of acetals from process streams
US-2023202955-A1 · Jun 29, 2023 · US
Process for Making Sorbic Acid from Renewable Materials
US-2023118462-A1 · Apr 20, 2023 · US
Method and system embodiments for converting ethanol to para-xylene and ortho-xylene
US-2023049093-A1 · Feb 16, 2023 · US
Method for purifying an aqueous-alcoholic feedstock comprising ethanol and acetaldehyde
US-2022226749-A1 · Jul 21, 2022 · US
Multi-step process and system for converting carbon dioxide to multi-carbon products
US-11390954-B2 · Jul 19, 2022 · US
Ethanol
US-2022204997-A1 · Jun 30, 2022 · US
Method and system embodiments for converting ethanol to para-xylene and ortho-xylene
US-11325873-B1 · May 10, 2022 · US
Ethanol
US-2022090147-A1 · Mar 24, 2022 · US
Method for producing conjugated diene polymer
US-2021395421-A1 · Dec 23, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C47/06?
- CPC C07C47/06 is the Cooperative Patent Classification code for “Acetaldehyde.”
- How many patents are filed under CPC C07C47/06 (Acetaldehyde)?
- Our database includes 53 publications tagged with this CPC code.
- Is patent activity under CPC C07C47/06 growing?
- Publication counts under this code: 4 in 2024 vs 3 in 2025 (latest complete years).