Optical fiber with improved microbending performance
US-2024210616-A1 · Jun 27, 2024 · US
Multiple coatings
Multiple coatings · 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 | C03C25/1065 |
| Official title | Multiple coatings |
| Display label | Multiple coatings |
| Total patents | 321 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 12 |
| 2016 | 16 |
| 2017 | 21 |
| 2018 | 23 |
| 2019 | 21 |
| 2020 | 28 |
| 2021 | 54 |
| 2022 | 38 |
| 2023 | 37 |
| 2024 | 39 |
| 2025 | 27 |
| 2026 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Optical fibre with enhanced high temperature resistance
US-2018372971-A1 · Dec 27, 2018 · US
Optical fiber
US-10162108-B2 · Dec 25, 2018 · US
Multicore optical fibers and methods of manufacturing the same
US-10156693-B2 · Dec 18, 2018 · US
Method for manufacturing optical fiber
US-2018282208-A1 · Oct 4, 2018 · US
Downhole optical fiber with array of fiber bragg gratings and carbon-coating
US-2018230049-A1 · Aug 16, 2018 · US
Led curing of high modulus fiber coating
US-2018215661-A1 · Aug 2, 2018 · US
Monochromatic actinic radiation curable coatings for optical fiber
US-2018163075-A1 · Jun 14, 2018 · US
Optical fiber
US-2018128969-A1 · May 10, 2018 · US
Optical fiber core and optical fiber tape core
US-9964700-B2 · May 8, 2018 · US
Coated optical fiber
US-9891381-B2 · Feb 13, 2018 · US
Colored optical fiber
US-9841558-B2 · Dec 12, 2017 · US
Optical fiber
US-9829625-B2 · Nov 28, 2017 · US
Optical fiber cable and sensor
US-9817200-B2 · Nov 14, 2017 · US
Optical fiber core and optical fiber ribbon core
US-2017307814-A1 · Oct 26, 2017 · US
Optical fiber
US-2017307815-A1 · Oct 26, 2017 · US
Multi-core optical fiber ribbons and methods for making the same
US-9796618-B2 · Oct 24, 2017 · US
Multicore optical fibers and methods of manufacturing the same
US-2017269322-A1 · Sep 21, 2017 · US
Coated optical fiber and method for manufacturing coated optical fiber
US-2017248756-A1 · Aug 31, 2017 · US
Optical fiber
US-2017242187-A1 · Aug 24, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C03C25/1065?
- CPC C03C25/1065 is the Cooperative Patent Classification code for “Multiple coatings.”
- How many patents are filed under CPC C03C25/1065 (Multiple coatings)?
- Our database includes 321 publications tagged with this CPC code.
- Is patent activity under CPC C03C25/1065 growing?
- Publication counts under this code: 39 in 2024 vs 27 in 2025 (latest complete years).