Increasing rubber phase volume in rubber-modified polystyrene
US-9527945-B2 · Dec 27, 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 | C08F279/02 |
| Official title | — |
| Display label | Chemistry & Metallurgy (mapped technology topic) |
| Total patents | 606 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 45 |
| 2016 | 38 |
| 2017 | 47 |
| 2018 | 44 |
| 2019 | 52 |
| 2020 | 68 |
| 2021 | 58 |
| 2022 | 80 |
| 2023 | 62 |
| 2024 | 60 |
| 2025 | 42 |
| 2026 | 10 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Asphaltene dispersant and methods of use thereof
US-2016355629-A1 · Dec 8, 2016 · US
Methods of making high impact polystyrene
US-9481740-B2 · Nov 1, 2016 · US
Method for preparing weather resistant reinforced acrylate based resin
US-2016297915-A1 · Oct 13, 2016 · US
Surface modification method and surface-modified elastic object
US-2016289408-A1 · Oct 6, 2016 · US
High impact polystryene having high modulus and resistance to environmental stress cracking
US-9453125-B2 · Sep 27, 2016 · US
Core-shell structured polymer particles and rubber composition including the same
US-2016194427-A1 · Jul 7, 2016 · US
Rubber-modified vinyl-based graft copolymer, and thermoplastic resin composition including the same
US-9382369-B2 · Jul 5, 2016 · US
Conjugated diene polymer rubber, and conjugated diene polymer rubber composition
US-9315608-B2 · Apr 19, 2016 · US
Alkyl(meth)acrylate-based thermoplastic resin composition and thermoplastic resin with high scratch resistance and low yellowness
US-9315658-B2 · Apr 19, 2016 · US
Modified diene based polymer
US-2016083498-A1 · Mar 24, 2016 · US
Uncoated highly reflective impact-resistant injection-molded article and process for producing same
US-9273204-B2 · Mar 1, 2016 · US
Highly branched compositions and processes for the production thereof
US-9255168-B2 · Feb 9, 2016 · US
Tire
US-2016001598-A1 · Jan 7, 2016 · US
Modified diene based polymer
US-9228064-B2 · Jan 5, 2016 · US
Latex for molding use, composition for dip molding use, and dip-molded article
US-2015376322-A1 · Dec 31, 2015 · US
High impact polystryene having high modulus and resistance to environmental stress cracking
US-2015376394-A1 · Dec 31, 2015 · US
Reactive ionic liquid, and ion-immobilized metal oxide particle, ion-immobilized elastomer, and transducer using same
US-9212263-B2 · Dec 15, 2015 · US
Method for making a high impact polystyrene with high gloss and high impact strength
US-9212278-B2 · Dec 15, 2015 · US
Cross-linkable rubber composition for seal material used at oilfield or gas well and seal material
US-2015353811-A1 · Dec 10, 2015 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08F279/02?
- CPC C08F279/02 is the Cooperative Patent Classification code for “Chemistry & Metallurgy.”
- How many patents are filed under CPC C08F279/02 (Chemistry & Metallurgy)?
- Our database includes 606 publications tagged with this CPC code.
- Is patent activity under CPC C08F279/02 growing?
- Publication counts under this code: 60 in 2024 vs 42 in 2025 (latest complete years).