Specific method for preparing biobased polyesters
US-9969840-B2 · May 15, 2018 · US
derived from polycarboxylic acids and polyhydroxy compounds
derived from polycarboxylic acids and polyhydroxy compounds · 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 | C08G63/668 |
| Official title | derived from polycarboxylic acids and polyhydroxy compounds |
| Display label | derived from polycarboxylic acids and polyhydroxy compounds |
| Total patents | 209 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 15 |
| 2016 | 16 |
| 2017 | 27 |
| 2018 | 11 |
| 2019 | 24 |
| 2020 | 26 |
| 2021 | 16 |
| 2022 | 13 |
| 2023 | 18 |
| 2024 | 23 |
| 2025 | 19 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Coatings with flexible hyperbranched polyols
US-9938429-B2 · Apr 10, 2018 · US
Multifunctional acrylic ether-ester products modified with carboxylic anhydride or its polyacid form, process for preparing same and associated crosslinkable compositions
US-2017355660-A1 · Dec 14, 2017 · US
Specific method for preparing biobased polyesters
US-2017306087-A1 · Oct 26, 2017 · US
Polyester resin, method for producing same, and toner
US-9791796-B2 · Oct 17, 2017 · US
Biobased hydroxyl or carboxyl polyester resins
US-2017291989-A1 · Oct 12, 2017 · US
Methods of Making and Using Bioadhesive Compositions
US-2017274115-A1 · Sep 28, 2017 · US
Anti-static agent, anti-static agent composition, anti-static resin composition, and molding
US-2017267905-A1 · Sep 21, 2017 · US
Process for preparing a polymer having a 2,5-furandicarboxylate moiety within the polymer backbone and such (co)polymers
US-9765183-B2 · Sep 19, 2017 · US
Antistatic agent, antistatic agent composition, antistatic resin composition, and molded article
US-2017253697-A1 · Sep 7, 2017 · US
Toner binder and toner
US-9751976-B2 · Sep 5, 2017 · US
Oral care compositions
US-2017216191-A1 · Aug 3, 2017 · US
Antimicrobial polymers
US-2017202998-A1 · Jul 20, 2017 · US
Coatings with flexible hyperbranched polyols
US-2017190931-A1 · Jul 6, 2017 · US
Polyester resin, toner containing polyester resin, and method for manufacturing polyester resin
US-2017192369-A1 · Jul 6, 2017 · US
Copolymer resin and coating composition
US-9683074-B2 · Jun 20, 2017 · US
Production method for complex polyester composition, complex polyester composition, lubricant composition, and lubricant
US-9663742-B2 · May 30, 2017 · US
Oral care compositions
US-2017143612-A1 · May 25, 2017 · US
Cross-linked polyglycerol esters
US-2017137366-A1 · May 18, 2017 · US
Use of highly-branched polyesters in cosmetic and dermatological formulations
US-2017128348-A1 · May 11, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08G63/668?
- CPC C08G63/668 is the Cooperative Patent Classification code for “derived from polycarboxylic acids and polyhydroxy compounds.”
- How many patents are filed under CPC C08G63/668 (derived from polycarboxylic acids and polyhydroxy compounds)?
- Our database includes 209 publications tagged with this CPC code.
- Is patent activity under CPC C08G63/668 growing?
- Publication counts under this code: 23 in 2024 vs 19 in 2025 (latest complete years).