Process for making crosslinked cable insulation using high melt strength ethylene-based polymer made in a tubular reactor and optionally modified with a branching agent
US-11912852-B2 · Feb 27, 2024 · US
Chemistry & Metallurgy
Chemistry & Metallurgy · 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 | C08F2500/12 |
| Official title | — |
| Display label | Chemistry & Metallurgy (mapped technology topic) |
| Total patents | 2,357 |
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 | 139 |
| 2016 | 210 |
| 2017 | 244 |
| 2018 | 292 |
| 2019 | 324 |
| 2020 | 314 |
| 2021 | 273 |
| 2022 | 188 |
| 2023 | 135 |
| 2024 | 120 |
| 2025 | 90 |
| 2026 | 28 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Polyethylene compositions and closures for bottles
US-9221966-B2 · Dec 29, 2015 · US
Modified phosphinimine catalysts for olefin polymerization
US-9221935-B2 · Dec 29, 2015 · US
Olefin-based ionomer resin composition
US-9212248-B2 · Dec 15, 2015 · US
Catalyst composition for the (co)polymerization of propylene
US-9206267-B2 · Dec 8, 2015 · US
Methods for producing polyolefins with catalyst systems
US-9181371-B2 · Nov 10, 2015 · US
Stiff polypropylene composition with excellent elongation at break
US-9181423-B2 · Nov 10, 2015 · US
Low density polyolefin resins with low molecular weight and high molecular weight components, and films made therefrom
US-9181370-B2 · Nov 10, 2015 · US
Catalyst system with three metallocenes for producing broad molecular weight distribution polymers
US-9181372-B2 · Nov 10, 2015 · US
Ethylene-based copolymers, lubricating oil compositions containing the same, and methods for making them
US-9175240-B2 · Nov 3, 2015 · US
Preparation of precipitated ZN PP catalysts with internal pore structure using nanoparticles
US-9175102-B2 · Nov 3, 2015 · US
Long chain branched (LCB), block, or interconnected copolymers of ethylene in combination with one other polymer
US-9169343-B2 · Oct 27, 2015 · US
Processes for preparing metallocene-based catalyst systems
US-9163098-B2 · Oct 20, 2015 · US
Rotomolding resin
US-9156971-B2 · Oct 13, 2015 · US
Exterior automotive article with reduced paintability failure
US-9150715-B2 · Oct 6, 2015 · US
Process for introduction of liquid feeds to a polymerization process
US-9139673-B2 · Sep 22, 2015 · US
Production of substituted phenylene dibenzoate internal electron donor and procatalyst with same
US-9133286-B2 · Sep 15, 2015 · US
Passivated supports for use with olefin polymerization catalysts
US-9133284-B2 · Sep 15, 2015 · US
Multistage process for the polymerization of olefins
US-9133291-B2 · Sep 15, 2015 · US
Modified phosphinimine catalysts for olefin polymerization
US-9127106-B2 · Sep 8, 2015 · US
Next steps
Free tools are coming soon. Tell us what you want to track and we'll notify you.
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08F2500/12?
- CPC C08F2500/12 is the Cooperative Patent Classification code for “Chemistry & Metallurgy.”
- How many patents are filed under CPC C08F2500/12 (Chemistry & Metallurgy)?
- Our database includes 2,357 publications tagged with this CPC code.
- Is patent activity under CPC C08F2500/12 growing?
- Publication counts under this code: 120 in 2024 vs 90 in 2025 (latest complete years).