Catalyst composition, cleaning liquid composition containing the same, and method of cleaning polymerization apparatus using the cleaning liquid composition
US-11912811-B2 · Feb 27, 2024 · US
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together with refractory metals, iron group metals, platinum group metals, manganese, rhenium {technetium} or compounds thereof
together with refractory metals, iron group metals, platinum group metals, manganese, rhenium {technetium} or compounds thereof · 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 | C08F4/60 |
| Official title | together with refractory metals, iron group metals, platinum group metals, manganese, rhenium {technetium} or compounds thereof |
| Display label | together with refractory metals, iron group metals, platinum group metals, manganese, rhenium {technetium} or compounds thereof |
| Total patents | 17 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2018 | 1 |
| 2019 | 1 |
| 2020 | 4 |
| 2021 | 3 |
| 2022 | 7 |
| 2024 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for preparing transition metal complex
US-11414504-B2 · Aug 16, 2022 · US
Catalyst Composition, Cleaning Liquid Composition Containing the Same, and Method of Cleaning Polymerization Apparatus Using the Cleaning Liquid Composition
US-2022162351-A1 · May 26, 2022 · US
Methods of controlling ziegler-natta pre-catalyst particles formation and use for olefin polymerization
US-11332557-B2 · May 17, 2022 · US
Block copolymer and method for preparing the same
US-2022144976-A1 · May 12, 2022 · US
Block copolymer and method for preparing the same
US-11279776-B2 · Mar 22, 2022 · US
Flexible photocurable cyanoacrylate compositions
US-2022033544-A1 · Feb 3, 2022 · US
Ziegler-Natta catalyst systems and methods of controlling particle size
US-11214633-B2 · Jan 4, 2022 · US
Organometal catalyst having cationic transition metal complex and borate-based bulky anion, method for preparing the same, and method for preparing oligomer using the same
US-11155655-B2 · Oct 26, 2021 · US
Ziegler-natta catalyst systems and methods of controlling particle size
US-2021070896-A1 · Mar 11, 2021 · US
Methods of controlling ziegler-natta pre-catalyst particles formation and use for olefin polymerization
US-2021070899-A1 · Mar 11, 2021 · US
Propylene-diene copolymer resin having excellent melt tension
US-10875951-B2 · Dec 29, 2020 · US
Method for Preparing Transition Metal Complex
US-2020291148-A1 · Sep 17, 2020 · US
Organometal Catalyst Having Cationic Transition Metal Complex and Borate-Based Bulky Anion, Method for Preparing the Same, and Method for Preparing Oligomer Using the Same
US-2020247924-A1 · Aug 6, 2020 · US
Block copolymer and method for preparing the same
US-2020095363-A1 · Mar 26, 2020 · US
Propylene-diene copolymer resin having excellent melt tension
US-2019119427-A1 · Apr 25, 2019 · US
Method for producing polyisoprene
US-2018291127-A1 · Oct 11, 2018 · US