Production of heterophasic polymers in gas or slurry phase
US-11192961-B2 · Dec 7, 2021 · US
Syndiotactic
Syndiotactic · 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 | C08F2500/16 |
| Official title | Syndiotactic |
| Display label | Syndiotactic |
| Total patents | 73 |
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 | 1 |
| 2016 | 6 |
| 2017 | 7 |
| 2018 | 10 |
| 2019 | 7 |
| 2020 | 14 |
| 2021 | 15 |
| 2022 | 6 |
| 2023 | 5 |
| 2024 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Styrene resin, styrene resin composition, molded article thereof, and styrene resin production method
US-2021371554-A1 · Dec 2, 2021 · US
Machine direction oriented films comprising multimodal copolymer of ethylene and at least two alpha-olefin comonomers
US-11186706-B2 · Nov 30, 2021 · US
Metallocene catalyst systems with chemically-treated solid oxides for producing ethylene-based plastomers and elastomers
US-11186662-B1 · Nov 30, 2021 · US
Method for producing styrene resin and styrene resin molded article
US-11180584-B2 · Nov 23, 2021 · US
High Flow Fiber-Reinforced Propylene Composition Having Low Emissions
US-2021221991-A1 · Jul 22, 2021 · US
Multiple non-coordinating anion activators for propylene-ethylene-diene monomer polymerization reactions
US-11053329-B2 · Jul 6, 2021 · US
Door assembly
US-11015000-B1 · May 25, 2021 · US
Processes for Producing High Propylene Content PEDM using Tetrahydroindacenyl Catalyst Systems
US-2021122842-A1 · Apr 29, 2021 · US
High flow fiber-reinforced propylene composition having low emissions
US-10975233-B2 · Apr 13, 2021 · US
Metallocene-catalyzed polyalpha-olefins
US-10968290-B2 · Apr 6, 2021 · US
Multimodal polyethylene composition and a film comprising the same
US-10941223-B2 · Mar 9, 2021 · US
Propylene impact copolymer blends with improved gloss
US-10920053-B2 · Feb 16, 2021 · US
Processes for producing high propylene content PEDM using tetrahydroindacenyl catalyst systems
US-10899853-B2 · Jan 26, 2021 · US
Processes for producing high propylene content PEDM having low glass transition temperatures using tetrahydroindacenyl catalyst systems
US-10894841-B2 · Jan 19, 2021 · US
Syndiotactic propylene polymers and lubricating oils comprising the same
US-10876063-B2 · Dec 29, 2020 · US
Method for producing styrene resin and styrene resin molded article
US-2020377629-A1 · Dec 3, 2020 · US
Door assembly
US-2020362072-A1 · Nov 19, 2020 · US
Machine direction oriented films comprising multimodal copolymer of ethylene and at least two alpha-olefin comonomers
US-2020325316-A1 · Oct 15, 2020 · US
Method of preparing rubber composition including syndiotactic 1,2-polybutadiene
US-10745549-B2 · Aug 18, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08F2500/16?
- CPC C08F2500/16 is the Cooperative Patent Classification code for “Syndiotactic.”
- How many patents are filed under CPC C08F2500/16 (Syndiotactic)?
- Our database includes 73 publications tagged with this CPC code.
- Is patent activity under CPC C08F2500/16 growing?
- Publication counts under this code: 1 in 2024 vs 1 in 2025 (latest complete years).