Long glass fiber manufacturing method, and long glass fiber
US-2024300845-A1 · Sep 12, 2024 · US
by drawing or extruding, {e.g. direct drawing of molten glass from nozzles; Cooling fins therefor (C03B37/04 takes precedence; sizing of the fibres C03C25/00)}
by drawing or extruding, {e.g. direct drawing of molten glass from nozzles; Cooling fins therefor (C03B37/04 takes precedence; sizing of the fibres C03C25/00)} · 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 | C03B37/02 |
| Official title | by drawing or extruding, {e.g. direct drawing of molten glass from nozzles; Cooling fins therefor (C03B37/04 takes precedence; sizing of the fibres C03C25/00)} |
| Display label | by drawing or extruding, {e.g. direct drawing of molten glass from nozzles; Cooling fins therefor (C03B37/04 takes precedence; sizing of the fibres C03C25/00)} |
| Total patents | 112 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 10 |
| 2016 | 5 |
| 2017 | 14 |
| 2018 | 5 |
| 2019 | 11 |
| 2020 | 7 |
| 2021 | 5 |
| 2022 | 18 |
| 2023 | 11 |
| 2024 | 12 |
| 2025 | 12 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Glass composition, glass fiber, glass cloth, and method for producing glass fiber
US-2022402811-A1 · Dec 22, 2022 · US
High performance fiberglass composition with improved elastic modulus
US-2022204391-A1 · Jun 30, 2022 · US
Glass optical waveguide with variable cross section
US-2021403366-A1 · Dec 30, 2021 · US
Method of applying coating liquid to an optical fiber
US-2021395143-A1 · Dec 23, 2021 · US
Multi-Component Fibre and Production Method
US-2021198811-A1 · Jul 1, 2021 · US
Glass fiber production method
US-11040908-B2 · Jun 22, 2021 · US
Sonic cleaning of optical fiber draw furnace
US-2021069758-A1 · Mar 11, 2021 · US
Optical fiber manufacturing method and optical fiber manufacturing apparatus
US-2020369554-A1 · Nov 26, 2020 · US
High performance fiberglass composition with improved elastic modulus
US-2020165159-A1 · May 28, 2020 · US
High performance fiberglass composition with improved specific modulus
US-2020165158-A1 · May 28, 2020 · US
Method for manufacturing glass fiber strand
US-2020140316-A1 · May 7, 2020 · US
Electroconductive Inorganic Filler
US-2020126685-A1 · Apr 23, 2020 · US
Submerged combustion melter and method
US-10604435-B2 · Mar 31, 2020 · US
Nozzle Tip for Producing Glass Fibers and Method for Producing Glass Fibers
US-2020024177-A1 · Jan 23, 2020 · US
Glass Compositions and Fibers Made Therefrom
US-2019389765-A1 · Dec 26, 2019 · US
Low-latency, hollow-core optical fiber with total internal reflection mode confinement
US-10416376-B2 · Sep 17, 2019 · US
Methods to make glass compositions and fibers made therefrom
US-10377663-B2 · Aug 13, 2019 · US
Low-latency, hollow-core optical fiber with total internal reflection mode confinement
US-2019235162-A1 · Aug 1, 2019 · US
High performance fiberglass composition
US-2019194064-A1 · Jun 27, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C03B37/02?
- CPC C03B37/02 is the Cooperative Patent Classification code for “by drawing or extruding, {e.g. direct drawing of molten glass from nozzles; Cooling fins therefor (C03B37/04 takes precedence; sizing of the fibres C03C25/00)}.”
- How many patents are filed under CPC C03B37/02 (by drawing or extruding, {e.g. direct drawing of molten glass from nozzles; Cooling fins therefor (C03B37/04 takes precedence; sizing of the fibres C03C25/00)})?
- Our database includes 112 publications tagged with this CPC code.
- Is patent activity under CPC C03B37/02 growing?
- Publication counts under this code: 12 in 2024 vs 12 in 2025 (latest complete years).