Ring-opening polymerizations using a flow reactor
US-2020407496-A1 · Dec 31, 2020 · US
characterised by the apparatus used
characterised by the apparatus used · 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 | C08G63/785 |
| Official title | {characterised by the apparatus used} |
| Display label | characterised by the apparatus used |
| Total patents | 129 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 8 |
| 2016 | 7 |
| 2017 | 7 |
| 2018 | 2 |
| 2019 | 16 |
| 2020 | 23 |
| 2021 | 15 |
| 2022 | 18 |
| 2023 | 10 |
| 2024 | 9 |
| 2025 | 11 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Remote pressure sensing for polymer reactor control
US-2020406213-A1 · Dec 31, 2020 · US
Apparatus and method for mixing recycling material into a polyester melt
US-2020399437-A1 · Dec 24, 2020 · US
Bio-based polycarbonate ester and preparation method therefor
US-2020362105-A1 · Nov 19, 2020 · US
Method of preparing poly(ether ester) copolymer
US-2020354511-A1 · Nov 12, 2020 · US
Poly(glycerol sebacate)-interleukin inhibitor copolymers and methods of making and use
US-10822450-B2 · Nov 3, 2020 · US
Ring-opening polymerizations using a flow reactor
US-10815335-B2 · Oct 27, 2020 · US
Method and system for manufacturing ester-based composition
US-2020317861-A1 · Oct 8, 2020 · US
Methods for manufacturing bulked continuous carpet filament
US-2020307030-A1 · Oct 1, 2020 · US
Amorphous polyester composition and method of making
US-2020308396-A1 · Oct 1, 2020 · US
Flexible chemical production method
US-2020298199-A1 · Sep 24, 2020 · US
Production of purified dialkyl-furan-2,5-dicarboxylate (DAFD) in a retrofitted DMT plant
US-10723712-B2 · Jul 28, 2020 · US
Systems and methods for producing superabsorbent polymers
US-10711095-B2 · Jul 14, 2020 · US
Production system/production process for acrylic acid and precursors thereof
US-10703702-B2 · Jul 7, 2020 · US
Methods for manufacturing bulked continuous carpet filament
US-10695953-B2 · Jun 30, 2020 · US
Method to minimize the transition time from one polymer grade to another polymer grade in a polymerization plant
US-10669374-B2 · Jun 2, 2020 · US
Production System/Production Process for Acrylic Acid and Precursors Thereof
US-2020148616-A1 · May 14, 2020 · US
Methods for manufacturing bulked continuous carpet filament
US-2020055213-A1 · Feb 20, 2020 · US
Ring-opening polymerizations using a flow reactor
US-2020010612-A1 · Jan 9, 2020 · US
Production of purified dialkyl-furan-2,5-dicarboxylate (dafd) in a retrofitted dmt plant
US-2020002301-A1 · Jan 2, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08G63/785?
- CPC C08G63/785 is the Cooperative Patent Classification code for “characterised by the apparatus used.”
- How many patents are filed under CPC C08G63/785 (characterised by the apparatus used)?
- Our database includes 129 publications tagged with this CPC code.
- Is patent activity under CPC C08G63/785 growing?
- Publication counts under this code: 9 in 2024 vs 11 in 2025 (latest complete years).