Glass optical waveguide with variable cross section
US-2021403366-A1 · Dec 30, 2021 · US
with heat application, e.g. for making optical fibres (fusion-splicing of light guides G02B6/255; treatment of light guides to shape optical elements {G02B6/2835, G02B6/2856})
with heat application, e.g. for making optical fibres (fusion-splicing of light guides G02B6/255; treatment of light guides to shape optical elements {G02B6/2835, G02B6/2856}) · 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 | C03B37/15 |
| Official title | with heat application, e.g. for making optical fibres (fusion-splicing of light guides G02B6/255; treatment of light guides to shape optical elements {G02B6/2835, G02B6/2856}) |
| Display label | with heat application, e.g. for making optical fibres (fusion-splicing of light guides G02B6/255; treatment of light guides to shape optical elements {G02B6/2835, G02B6/2856}) |
| Total patents | 90 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 13 |
| 2017 | 8 |
| 2018 | 10 |
| 2019 | 9 |
| 2020 | 10 |
| 2021 | 6 |
| 2022 | 8 |
| 2023 | 7 |
| 2024 | 7 |
| 2025 | 4 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Laser welding of optical fibers in perforated elements and associated optical elements
US-2021278603-A1 · Sep 9, 2021 · US
Hollow-core photonic crystal fiber based optical component for broadband radiation generation
US-2021124112-A1 · Apr 29, 2021 · US
Method for high fill-factor optical arrays manufacturing
US-2021101823-A1 · Apr 8, 2021 · US
Methods of bonding an optical fiber to a substrate using a laser and assemblies fabricated by the same
US-2020369566-A1 · Nov 26, 2020 · US
Method for manufacturing bent optical fiber
US-10836672-B2 · Nov 17, 2020 · US
Coated optical fiber and method of making same
US-2020354269-A1 · Nov 12, 2020 · US
Optical fiber bending mechanisms
US-2020354261-A1 · Nov 12, 2020 · US
Optical fiber bending mechanisms
US-10730785-B2 · Aug 4, 2020 · US
Rotary optical beam generator
US-10690854-B2 · Jun 23, 2020 · US
Methods of forming optical fibers having an expanded core for evanescent optical coupling
US-2020132936-A1 · Apr 30, 2020 · US
Capillary tube and method of producing the same
US-2020109078-A1 · Apr 9, 2020 · US
Rotary optical beam generator
US-2020018901-A1 · Jan 16, 2020 · US
Method for manufacturing optical connection component
US-10527800-B2 · Jan 7, 2020 · US
Rotary optical beam generator
US-10429584-B2 · Oct 1, 2019 · US
Method for making bent tip fibers
US-10386578-B2 · Aug 20, 2019 · US
Optical fiber temperature control system and method
US-10379304-B2 · Aug 13, 2019 · US
Methods of ferrule reshaping for correcting core-to-ferrule concentricity errors, and optical fiber cable assemblies related to such methods
US-10336644-B2 · Jul 2, 2019 · US
Interferometric measuring arrangement
US-10337850-B2 · Jul 2, 2019 · US
Method for manufacturing optical connection component
US-2019129101-A1 · May 2, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C03B37/15?
- CPC C03B37/15 is the Cooperative Patent Classification code for “with heat application, e.g. for making optical fibres (fusion-splicing of light guides G02B6/255; treatment of light guides to shape optical elements {G02B6/2835, G02B6/2856}).”
- How many patents are filed under CPC C03B37/15 (with heat application, e.g. for making optical fibres (fusion-splicing of light guides G02B6/255; treatment of light guides to shape optical elements {G02B6/2835, G02B6/2856}))?
- Our database includes 90 publications tagged with this CPC code.
- Is patent activity under CPC C03B37/15 growing?
- Publication counts under this code: 7 in 2024 vs 4 in 2025 (latest complete years).