Method of forming a solid cellulose foam
US-2026098138-A1 · Apr 9, 2026 · US
characterised by mechanical pre- or post-treatments
characterised by mechanical pre- or post-treatments · 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 | C08J2201/02 |
| Official title | characterised by mechanical pre- or post-treatments |
| Display label | characterised by mechanical pre- or post-treatments |
| Total patents | 49 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 5 |
| 2017 | 2 |
| 2018 | 1 |
| 2019 | 4 |
| 2020 | 8 |
| 2021 | 5 |
| 2022 | 6 |
| 2023 | 5 |
| 2024 | 2 |
| 2025 | 7 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Foamable branched polypropylene compositions and foamed products produced therefrom
US-2026098139-A1 · Apr 9, 2026 · US
Dielectric material and manufacturing method thereof
US-12570821-B2 · Mar 10, 2026 · US
Two-part phosphate ester epoxy composition
US-2025361396-A1 · Nov 27, 2025 · US
Melamine formaldehyde foam with reduced formaldehyde emission
US-12435199-B2 · Oct 7, 2025 · US
Two-part phosphate ester epoxy composition
US-12415919-B2 · Sep 16, 2025 · US
Two-component polyurethane or polyisocyanurate low pressure spray foam composition containing a gaseous blowing agent comprising pressurized carbon dioxide
US-12365779-B2 · Jul 22, 2025 · US
Method for recycling and reprocessing of polyurethane foams based on acetoxime
US-2025197593-A1 · Jun 19, 2025 · US
Open-celled melamine resin foams comprising halogen-free flame retardants
US-2025122349-A1 · Apr 17, 2025 · US
Method for producing polyamide-based resin expanded beads and method for producing polyamide-based resin expanded molded article
US-2025043091-A1 · Feb 6, 2025 · US
Two-component polyurethane or polyisocyanurate low pressure spray foam composition containing a gaseous blowing agent comprising pressurized carbon dioxide
US-11999835-B2 · Jun 4, 2024 · US
Use of long-chain citric acid esters in aqueous polyurethane dispersions
US-11932747-B2 · Mar 19, 2024 · US
Optimum composition of tpu product for tires
US-2023383084-A1 · Nov 30, 2023 · US
Dielectric material and manufacturing method thereof
US-2023374242-A1 · Nov 23, 2023 · US
Two-component polyurethane or polyisocyanurate spray foam composition containing a hydrohaloolefin blowing agent
US-11820877-B2 · Nov 21, 2023 · US
Polymer matrix composites comprising dielectric particles and methods of making the same
US-11732104-B2 · Aug 22, 2023 · US
Two-component polyurethane or polyisocyanurate low pressure spray foam composition containing a gaseous blowing agent comprising pressurized carbon dioxide
US-11655349-B2 · May 23, 2023 · US
Melamine formaldehyde foam with reduced formaldehyde emission
US-2022325063-A1 · Oct 13, 2022 · US
Composition for manufacturing secondary battery separator and secondary battery including the same
US-11462802-B2 · Oct 4, 2022 · US
Polyol ether-based foam additives for polyurethane dispersions having high filler contents
US-2022243058-A1 · Aug 4, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08J2201/02?
- CPC C08J2201/02 is the Cooperative Patent Classification code for “characterised by mechanical pre- or post-treatments.”
- How many patents are filed under CPC C08J2201/02 (characterised by mechanical pre- or post-treatments)?
- Our database includes 49 publications tagged with this CPC code.
- Is patent activity under CPC C08J2201/02 growing?
- Publication counts under this code: 2 in 2024 vs 7 in 2025 (latest complete years).