Living radical polymerization method using zinc phthalocyanine dye as near-infrared photocatalyst
US-12098223-B2 · Sep 24, 2024 · US
selected from alkaline earth metals, zinc, cadmium, mercury, copper or silver
selected from alkaline earth metals, zinc, cadmium, mercury, copper or silver · 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 | C08F4/50 |
| Official title | selected from alkaline earth metals, zinc, cadmium, mercury, copper or silver |
| Display label | selected from alkaline earth metals, zinc, cadmium, mercury, copper or silver |
| Total patents | 51 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 8 |
| 2016 | 4 |
| 2017 | 3 |
| 2018 | 5 |
| 2019 | 4 |
| 2020 | 7 |
| 2021 | 5 |
| 2022 | 7 |
| 2023 | 2 |
| 2024 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Prepolymerized catalyst components for the polymerization of olefins
US-2024209125-A1 · Jun 27, 2024 · US
Symmetrical polyolefin block copolymer and preparation method therefor
US-11965051-B2 · Apr 23, 2024 · US
Synthesis of block polymers based on 1,3-diene and ethylene
US-2024026058-A1 · Jan 25, 2024 · US
Process to prepare a solid support for a procatalyst for polymerization of olefins
US-2024010759-A1 · Jan 11, 2024 · US
Telechelic polymers based on ethylene and 1,3 diene
US-2024010767-A1 · Jan 11, 2024 · US
Dual cure resins for additive manufacturing
US-11820072-B2 · Nov 21, 2023 · US
Polyolefin-Polystyrene-Based Multiblock Copolymer and Method for Preparing the Same
US-2023116142-A1 · Apr 13, 2023 · US
Living radical polymerization method using zinc phthalocyanine dye as near-infrared photocatalyst
US-2022325008-A1 · Oct 13, 2022 · US
Multi- or dual-headed compositions useful for chain shuttling and process to prepare the same
US-11359035-B2 · Jun 14, 2022 · US
Capped multi- or dual-headed compositions useful for chain shuttling and process to prepare the same
US-11359038-B2 · Jun 14, 2022 · US
Chemical polymerization initiator, adhesive composition, adhesive composition kit, dental material, dental material kit, and method of storing adhesive composition
US-11325993-B2 · May 10, 2022 · US
Dual cure resins for additive manufacturing
US-2022118690-A1 · Apr 21, 2022 · US
Multi- or dual-headed compositions useful for chain shuttling and process to prepare the same
US-2022073656-A1 · Mar 10, 2022 · US
Dual cure resins for additive manufacturing
US-11241822-B2 · Feb 8, 2022 · US
Symmetrical polyolefin block copolymer and preparation method therefor
US-2021371570-A1 · Dec 2, 2021 · US
Tetra-nuclear neutral copper (i) complexes with diarylphosphine ligands
US-2021253611-A1 · Aug 19, 2021 · US
Dual cure resins for additive manufacturing
US-2021245428-A1 · Aug 12, 2021 · US
Multistage catalyst injection system for an olefin polymerization reactor
US-10987647-B2 · Apr 27, 2021 · US
Method for producing modified conjugated diene-based polymer, modified conjugated diene-based polymer, polymer composition, crosslinked body, tire and compound
US-10894876-B2 · Jan 19, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08F4/50?
- CPC C08F4/50 is the Cooperative Patent Classification code for “selected from alkaline earth metals, zinc, cadmium, mercury, copper or silver.”
- How many patents are filed under CPC C08F4/50 (selected from alkaline earth metals, zinc, cadmium, mercury, copper or silver)?
- Our database includes 51 publications tagged with this CPC code.
- Is patent activity under CPC C08F4/50 growing?
- Publication counts under this code: 2 in 2023 vs 6 in 2024 (latest complete years).