Glass Cloth and Method of Manufacture
US-2024140863-A1 · May 2, 2024 · US
using pre-treated fibres
using pre-treated fibres · 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 | C08J5/248 |
| Official title | {using pre-treated fibres} |
| Display label | using pre-treated fibres |
| Total patents | 299 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 22 |
| 2016 | 29 |
| 2017 | 27 |
| 2018 | 25 |
| 2019 | 36 |
| 2020 | 32 |
| 2021 | 25 |
| 2022 | 35 |
| 2023 | 27 |
| 2024 | 17 |
| 2025 | 19 |
| 2026 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Sizing agent coated carbon fiber bundle, method for manufacturing same, prepreg, and carbon fiber reinforced composite material
US-2017349720-A1 · Dec 7, 2017 · US
Prepreg and carbon fiber-reinforced composite material
US-2017327657-A1 · Nov 16, 2017 · US
Chopped carbon fiber bundles and method for producing chopped carbon fiber bundles
US-9803066-B2 · Oct 31, 2017 · US
Carbon fiber bundle for resin reinforcement purposes and method for producing same, and carbon-fiber-reinforced thermoplastic resin composition and molded product thereof
US-9777127-B2 · Oct 3, 2017 · US
Cellulose material having impregnation and use of the cellulose material
US-9718934-B2 · Aug 1, 2017 · US
Prepreg and carbon fiber reinforced composite material
US-9683326-B2 · Jun 20, 2017 · US
Epoxy-amine adduct, thermoplastic resin composition, sizing agent, sizing agent coated carbon fiber, and fiber-reinforced composite material
US-2017029557-A1 · Feb 2, 2017 · US
Sizing agent-coated reinforcing fibers, method for producing sizing agent-coated reinforcing fibers, prepreg, and fiber-reinforced composite material
US-2017002154-A1 · Jan 5, 2017 · US
Carbon fiber bundle for resin reinforcement, and method for manufacturing carbon fiber bundle for resin reinforcement, carbon-fiber-reinforced thermoplastic resin composition, and molded body
US-2016369071-A1 · Dec 22, 2016 · US
Epoxy-amine adduct, resin composition, sizing agent, carbon fiber coated with sizing agent, and fiber-reinforced composite material
US-2016369087-A1 · Dec 22, 2016 · US
Graphene-augmented composite materials
US-9518160-B2 · Dec 13, 2016 · US
Sizing composition for reinforcing fibres and applications thereof
US-2016355645-A1 · Dec 8, 2016 · US
Fibers treated with polymerization compounds and fiber reinforced composites made therefrom
US-2016340494-A1 · Nov 24, 2016 · US
Flexible thermoplastic prepregs
US-2016333517-A1 · Nov 17, 2016 · US
Fiber-reinforced composite articles made from fibers having coupling-initiator compounds and methods of making the articles
US-9452569-B2 · Sep 27, 2016 · US
Sizing agent-coated carbon fiber bundle, carbon fiber bundle production method, and prepreg
US-9435057-B2 · Sep 6, 2016 · US
Graphene-augmented carbon fiber for aerospace composites
US-9434826-B2 · Sep 6, 2016 · US
Prepreg curing process for preparing composites having superior surface finish and high fiber consolidation
US-9427943-B2 · Aug 30, 2016 · US
Prepreg, metal foil-clad laminate, and printed circuit board
US-2016219700-A1 · Jul 28, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08J5/248?
- CPC C08J5/248 is the Cooperative Patent Classification code for “using pre-treated fibres.”
- How many patents are filed under CPC C08J5/248 (using pre-treated fibres)?
- Our database includes 299 publications tagged with this CPC code.
- Is patent activity under CPC C08J5/248 growing?
- Publication counts under this code: 17 in 2024 vs 19 in 2025 (latest complete years).