Heterophasic Copolymers and Sequential Polymerization
US-2016355657-A1 · Dec 8, 2016 · 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 | C08F2500/05 |
| Official title | — |
| Display label | Chemistry & Metallurgy (mapped technology topic) |
| Total patents | 425 |
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 | 32 |
| 2016 | 33 |
| 2017 | 34 |
| 2018 | 36 |
| 2019 | 56 |
| 2020 | 54 |
| 2021 | 69 |
| 2022 | 31 |
| 2023 | 32 |
| 2024 | 25 |
| 2025 | 21 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Polymers with improved ESCR for blow molding applications
US-9493589-B1 · Nov 15, 2016 · US
Polyethylene for superior sheet extrusion thermoforming performance
US-2016325486-A1 · Nov 10, 2016 · US
System and Method for Catalyst Preparation
US-2016325252-A1 · Nov 10, 2016 · US
Film composition
US-9481772-B2 · Nov 1, 2016 · US
Polymers with improved ESCR for blow molding applications
US-9475898-B2 · Oct 25, 2016 · US
Process for forming polyolefins
US-9469698-B2 · Oct 18, 2016 · US
Optical fiber cable components
US-2016289433-A1 · Oct 6, 2016 · US
Polyethylene for injection molding
US-2016280896-A1 · Sep 29, 2016 · US
Polyethylene blend compositions and film
US-9447265-B2 · Sep 20, 2016 · US
Monomer/diluent recovery
US-9394383-B2 · Jul 19, 2016 · US
Polymer compositions and methods of making and using same
US-9394385-B2 · Jul 19, 2016 · US
Catalyst system with three metallocenes for producing broad molecular weight distribution polymers
US-9371407-B2 · Jun 21, 2016 · US
Polyethylene compositions and closures made from them
US-9371442-B2 · Jun 21, 2016 · US
Novel Polymer Compositions and Methods of Making and Using Same
US-2016168290-A1 · Jun 16, 2016 · US
Methods for producing fluorided-chlorided silica-coated alumina activator-supports and catalyst systems containing the same
US-9365667-B2 · Jun 14, 2016 · US
Process for the preparation of polypropylene with improved productivity
US-9353203-B2 · May 31, 2016 · US
Propylene random copolymer composition for pipe applications
US-2016145428-A1 · May 26, 2016 · US
Process for preparing a polyethylene resin
US-9340631-B2 · May 17, 2016 · US
Low density polyolefin resins and films made therefrom
US-9334350-B2 · May 10, 2016 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08F2500/05?
- CPC C08F2500/05 is the Cooperative Patent Classification code for “Chemistry & Metallurgy.”
- How many patents are filed under CPC C08F2500/05 (Chemistry & Metallurgy)?
- Our database includes 425 publications tagged with this CPC code.
- Is patent activity under CPC C08F2500/05 growing?
- Publication counts under this code: 25 in 2024 vs 21 in 2025 (latest complete years).