Neutralization/water separation tank for esterified product and neutralization/water separation method for esterified product
US-2025256221-A1 · Aug 14, 2025 · US
by treatment giving rise to chemical modification (by chemisorption C07C67/56)
by treatment giving rise to chemical modification (by chemisorption C07C67/56) · 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 | C07C67/60 |
| Official title | by treatment giving rise to chemical modification (by chemisorption C07C67/56) |
| Display label | by treatment giving rise to chemical modification (by chemisorption C07C67/56) |
| Total patents | 70 |
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 | 5 |
| 2017 | 4 |
| 2018 | 4 |
| 2019 | 2 |
| 2020 | 4 |
| 2021 | 6 |
| 2022 | 9 |
| 2023 | 10 |
| 2024 | 8 |
| 2025 | 10 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Process for recycling contaminated polymers
US-2025075051-A1 · Mar 6, 2025 · US
Improved method for producing high-purity butyl acrylate
US-2024368067-A1 · Nov 7, 2024 · US
Recycle content mixed esters and solvents
US-12104121-B2 · Oct 1, 2024 · US
Estolide composition for topical applications
US-12076429-B2 · Sep 3, 2024 · US
Process for eliminating interfering by-products in the direct oxidative esterification of methacrolein
US-12017987-B2 · Jun 25, 2024 · US
Neutralization/water separation device for esterified product and neutralization/water separation method for esterified product
US-11975991-B2 · May 7, 2024 · US
Improved process for manufacturing high-purity alkyl acrylates
US-2024124382-A1 · Apr 18, 2024 · US
Process for hydrogenation of phthalate compound
US-2024034713-A1 · Feb 1, 2024 · US
Decolorization and purification method of BHET material
US-11858891-B2 · Jan 2, 2024 · US
Kinetic resolution reaction of a (1RS,2SR)-(2-hydroxy-3,5,5-trimethyl-3-cyclopentenyl)methyl carboxylate compound, a process for preparing optically active trans-α-necrodyl isobutyrate, and a process for preparing optically active γ-necrodyl isobutyrate
US-11746078-B2 · Sep 5, 2023 · US
Process for purifying methyl methacrylate of low-boiling components
US-11731931-B2 · Aug 22, 2023 · US
Process to produce blended (meth)acrylate/vinyl ester resin cross-linkers
US-11718629-B2 · Aug 8, 2023 · US
Method for recovering heavy by-products from acrylic acid and esters of said acid by thermal cracking with partial condensation
US-2023174449-A1 · Jun 8, 2023 · US
Process for eliminating interfering by-products in the direct oxidative esterification of methacrolein
US-2023150912-A1 · May 18, 2023 · US
Decolorization and purification method of bhet material
US-2023147792-A1 · May 11, 2023 · US
Estolide composition for topical applications
US-2023107326-A1 · Apr 6, 2023 · US
Chemical recycling of solvolysis glycol column bottoms coproduct streams
US-2023103080-A1 · Mar 30, 2023 · US
Process for treating polyester methanolysis depolymerization product streams
US-2023022664-A1 · Jan 26, 2023 · US
Method for producing dimethyl terephthalate from polyester methanolysis depolymerization systems
US-2023014630-A1 · Jan 19, 2023 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C67/60?
- CPC C07C67/60 is the Cooperative Patent Classification code for “by treatment giving rise to chemical modification (by chemisorption C07C67/56).”
- How many patents are filed under CPC C07C67/60 (by treatment giving rise to chemical modification (by chemisorption C07C67/56))?
- Our database includes 70 publications tagged with this CPC code.
- Is patent activity under CPC C07C67/60 growing?
- Publication counts under this code: 8 in 2024 vs 10 in 2025 (latest complete years).