Composition of additives comprising a copolymer and a resin
US-2024076567-A1 · Mar 7, 2024 · US
Chemically modified polycondensates
Chemically modified polycondensates · 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 | C08G8/28 |
| Official title | Chemically modified polycondensates |
| Display label | Chemically modified polycondensates |
| Total patents | 181 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 22 |
| 2016 | 28 |
| 2017 | 24 |
| 2018 | 23 |
| 2019 | 12 |
| 2020 | 14 |
| 2021 | 12 |
| 2022 | 9 |
| 2023 | 9 |
| 2024 | 16 |
| 2025 | 11 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Modified phenolic resins and methods of making and using the same as reinforcing resins
US-9765174-B2 · Sep 19, 2017 · US
Process for stabilizing phenolic resins containing calixarenes
US-2017198133-A1 · Jul 13, 2017 · US
Asphaltene inhibitors for squeeze applications
US-2017198194-A1 · Jul 13, 2017 · US
Methods for making wet gels and dried gels therefrom
US-2017190826-A1 · Jul 6, 2017 · US
Method and device for high density data storage
US-9676890-B2 · Jun 13, 2017 · US
Additive for improving the oxidation and/or storage stability of motor fuels or liquid hydrocarbon-containing fuels
US-9663736-B2 · May 30, 2017 · US
Structural adhesive compositions
US-2017107318-A1 · Apr 20, 2017 · US
Phenolic-hydroxyl-containing resin, epoxy resin, curable resin composition, substance obtained by curing same, and semiconductor sealant
US-9580634-B2 · Feb 28, 2017 · US
Polycondensation product based on aromatic compounds, method for the preparation and use thereof
US-2017044064-A1 · Feb 16, 2017 · US
Process for the high-yield preparation of p-(r)calix[9-20]arenes
US-2016368849-A1 · Dec 22, 2016 · US
Novel Polymer with a Good Heat Resistance and Storage Stability, Underlayer Film Composition Containing the Polymer and Process for Forming Underlayer Film Using the Composition
US-2016365242-A1 · Dec 15, 2016 · US
Halogen-free, nonflammable and high glass transition temperature phenolic resin-based curing agent and process for producing the same
US-9512257-B2 · Dec 6, 2016 · US
Positive resist composition and pattern forming process
US-9513550-B2 · Dec 6, 2016 · US
Polycyclic aromatic hydrocarbon compounds containing an S atom or S(=O)2 group in their basic structure
US-9505869-B2 · Nov 29, 2016 · US
Resist under layer film composition and patterning process
US-2016342088-A1 · Nov 24, 2016 · US
Liquid resin composition
US-2016340470-A1 · Nov 24, 2016 · US
Novel novolac curing agent with alkoxysilyl group, method for preparing the same, composition containing the same, the cured product, and use thereof
US-2016326299-A1 · Nov 10, 2016 · US
Polycyanates of cyclododecane polyphenols and thermosets thereof
US-9487615-B2 · Nov 8, 2016 · US
Method for producing cyanogen-halide, cyanate ester compound and method for producing the same, and resin composition
US-9475761-B2 · Oct 25, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08G8/28?
- CPC C08G8/28 is the Cooperative Patent Classification code for “Chemically modified polycondensates.”
- How many patents are filed under CPC C08G8/28 (Chemically modified polycondensates)?
- Our database includes 181 publications tagged with this CPC code.
- Is patent activity under CPC C08G8/28 growing?
- Publication counts under this code: 16 in 2024 vs 11 in 2025 (latest complete years).