Surface treatment agent
US-12516200-B2 · Jan 6, 2026 · US
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containing other elements
containing other elements · 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 | C08G65/328 |
| Official title | containing other elements |
| Display label | containing other elements |
| Total patents | 24 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 3 |
| 2017 | 5 |
| 2018 | 2 |
| 2019 | 3 |
| 2020 | 1 |
| 2021 | 4 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Catalyst for polyester depolymerization or cyclic ester synthesis, preparation method therefor and use thereof
US-2025325970-A1 · Oct 23, 2025 · US
Composition, film prepared therefrom, display device prepared therefrom, article prepared therefrom, and method of preparing article
US-11920051-B2 · Mar 5, 2024 · US
Surface treatment agent
US-2023272227-A1 · Aug 31, 2023 · US
Method for producing fluoropolyether-group-containing compound
US-2022259376-A1 · Aug 18, 2022 · US
Composition, film prepared therefrom, display device prepared therefrom, article prepared therefrom, and method of preparing article
US-2021261813-A1 · Aug 26, 2021 · US
Polyethers based on oxetanes for use as wetting agents and as dispersants and production thereof
US-11015026-B2 · May 25, 2021 · US
Conjugate of therapeutic enzymes
US-10918736-B2 · Feb 16, 2021 · US
Polymer compound for nucleic acid delivery
US-2021024694-A1 · Jan 28, 2021 · US
Aromatic compounds bearing hydroxyl-substituted (per)fluoropolyether chains
US-10766844-B2 · Sep 8, 2020 · US
Polyethers based on oxetanes for use as wetting agents and as dispersants and production thereof
US-2019359777-A1 · Nov 28, 2019 · US
Conjugate of therapeutic enzymes
US-2019046657-A1 · Feb 14, 2019 · US
Methods for preparing aqueous suspension of precious metal nanoparticles
US-10184025-B2 · Jan 22, 2019 · US
Anion-coordinating polymer electrolytes and related compositions, methods and systems
US-10118976-B2 · Nov 6, 2018 · US
Synthesis of metal nanoparticles using modified MPEG polymer
US-9873153-B1 · Jan 23, 2018 · US
Anion-coordinating polymer electrolytes and related compositions, methods and systems
US-2017275399-A1 · Sep 28, 2017 · US
Metal complex compounds as catalysts for polyurethane compositions
US-9732180-B2 · Aug 15, 2017 · US
PH Responsive Self-Healing Hydrogels Formed By Boronate-Catechol Complexation
US-2017129999-A1 · May 11, 2017 · US
Aromatic compounds bearing hydroxyl-substituted (per)fluoropolyether chains
US-2017081266-A1 · Mar 23, 2017 · US
pH responsive self-healing hydrogels formed by boronate-catechol complexation
US-9572910-B2 · Feb 21, 2017 · US