Polyester composition and the molded product thereof
US-12577349-B2 · Mar 17, 2026 · US
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Polyesters chemically modified by esterification (C08G63/20 takes precedence; by after-treatment C08G63/91)
Polyesters chemically modified by esterification (C08G63/20 takes precedence; by after-treatment C08G63/91) · 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 | C08G63/46 |
| Official title | Polyesters chemically modified by esterification (C08G63/20 takes precedence; by after-treatment C08G63/91) |
| Display label | Polyesters chemically modified by esterification (C08G63/20 takes precedence; by after-treatment C08G63/91) |
| Total patents | 20 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 3 |
| 2017 | 3 |
| 2018 | 3 |
| 2019 | 4 |
| 2020 | 1 |
| 2022 | 1 |
| 2024 | 1 |
| 2025 | 2 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
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