Continuous manufacturing of polyol
US-12215187-B2 · Feb 4, 2025 · US
Recovery of the polymer
Recovery of the polymer · 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 | C08G64/403 |
| Official title | {Recovery of the polymer} |
| Display label | Recovery of the polymer |
| Total patents | 31 |
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 | 2 |
| 2017 | 6 |
| 2018 | 2 |
| 2019 | 1 |
| 2020 | 3 |
| 2021 | 4 |
| 2022 | 3 |
| 2023 | 6 |
| 2024 | 2 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Producing semi-crystalline pulverulent polycarbonate and use thereof in additive manufacturing
US-12122873-B2 · Oct 22, 2024 · US
Double perovskite
US-2024043282-A1 · Feb 8, 2024 · US
Double perovskite
US-11820670-B2 · Nov 21, 2023 · US
Producing semi-crystalline pulverulent polycarbonate and use thereof in additive manufacturing
US-2023272162-A1 · Aug 31, 2023 · US
Producing semi-crystalline pulverulent polycarbonate and use thereof in additive manufacturing
US-2023220157-A1 · Jul 13, 2023 · US
Process for recovering propylene oxide and carbon dioxide in PPC polyol production
US-11691955-B2 · Jul 4, 2023 · US
Recyclable polymers from environmentally benign building blocks
US-11680152-B2 · Jun 20, 2023 · US
Process for recovering propylene oxide and carbon dioxide in ppc polyol production
US-2023064622-A1 · Mar 2, 2023 · US
Continuous manufacturing of polyol
US-2022220252-A1 · Jul 14, 2022 · US
Producing semi-crystalline pulverulent polycarbonate and use thereof in additive manufacturing
US-11365284-B2 · Jun 21, 2022 · US
Oligocarbonate polyols obtained from dianhydrohexitol dialkylcarbonate or a dimer of dianhydrohexitol carbonate, method for the production thereof and uses thereof
US-11299585-B2 · Apr 12, 2022 · US
Recyclable polymers from environmentally benign building blocks
US-2021371617-A1 · Dec 2, 2021 · US
Producing semi-crystalline pulverulent polycarbonate and use thereof in additive manufacturing
US-2021277180-A1 · Sep 9, 2021 · US
Double perovskite
US-2021230014-A1 · Jul 29, 2021 · US
Double perovskite
US-10927013-B2 · Feb 23, 2021 · US
Method for separating propylene carbonate in preparing process of polyether carbonate polyol
US-10822324-B2 · Nov 3, 2020 · US
Oligocarbonate polyols obtained from dianhydrohexitol dialkylcarbonate or a dimer of dianhydrohexitol carbonate, method for the production thereof and uses thereof
US-2020325273-A1 · Oct 15, 2020 · US
Production method of poly(alkylene carbonate) particles
US-10577462-B2 · Mar 3, 2020 · US
Method for Separating Propylene Carbonate in Preparing Process of Polyether Carbonate Polyol
US-2019315706-A1 · Oct 17, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08G64/403?
- CPC C08G64/403 is the Cooperative Patent Classification code for “Recovery of the polymer.”
- How many patents are filed under CPC C08G64/403 (Recovery of the polymer)?
- Our database includes 31 publications tagged with this CPC code.
- Is patent activity under CPC C08G64/403 growing?
- Publication counts under this code: 2 in 2024 vs 1 in 2025 (latest complete years).