Fluoropolyether compound, lubricant, and magnetic disk
US-2026031105-A1 · Jan 29, 2026 · US
Fluorocarbon lubricant
Fluorocarbon lubricant · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G11B5/7253 |
| Official title | {Fluorocarbon lubricant} |
| Display label | Fluorocarbon lubricant |
| Total patents | 49 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2017 | 3 |
| 2018 | 3 |
| 2019 | 3 |
| 2020 | 7 |
| 2021 | 8 |
| 2022 | 7 |
| 2023 | 5 |
| 2024 | 6 |
| 2025 | 3 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fluorine-containing ether compound, lubricant for magnetic recording medium and magnetic recording medium
US-2025326980-A1 · Oct 23, 2025 · US
Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium
US-2025297185-A1 · Sep 25, 2025 · US
Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium
US-2025299695-A1 · Sep 25, 2025 · US
Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium
US-12129445-B2 · Oct 29, 2024 · US
Magnetic recording medium, magnetic tape cartridge, and magnetic recording and reproducing device
US-2024304215-A1 · Sep 12, 2024 · US
Magnetic recording medium, magnetic tape cartridge, and magnetic recording and reproducing device
US-12057152-B2 · Aug 6, 2024 · US
Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium
US-12057151-B2 · Aug 6, 2024 · US
Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium
US-2024034951-A2 · Feb 1, 2024 · US
Magnetic tape having controlled water contact angle ratio, magnetic tape cartridge, and magnetic tape apparatus
US-11869559-B2 · Jan 9, 2024 · US
Binary azeotrope and azeotrope-like compositions comprising perfluoroheptene
US-11767494-B2 · Sep 26, 2023 · US
Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium
US-11661408-B2 · May 30, 2023 · US
Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium
US-2023120626-A1 · Apr 20, 2023 · US
Magnetic tape, magnetic tape cartridge, and magnetic tape apparatus
US-2023101868-A1 · Mar 30, 2023 · US
Low profile lubricants for data storage devices
US-11572520-B2 · Feb 7, 2023 · US
Magnetic recording medium having a controlled dimensional variation
US-11521650-B2 · Dec 6, 2022 · US
Low profile lubricants for data storage devices
US-2022290066-A1 · Sep 15, 2022 · US
Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium
US-2022259513-A1 · Aug 18, 2022 · US
Quaternary azeotrope and azeotrope-like compositions for solvent and cleaning applications
US-2022089982-A1 · Mar 24, 2022 · US
Fullerene compound, lubricant for magnetic recording medium, and magnetic recording medium
US-11261395-B2 · Mar 1, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G11B5/7253?
- CPC G11B5/7253 is the Cooperative Patent Classification code for “Fluorocarbon lubricant.”
- How many patents are filed under CPC G11B5/7253 (Fluorocarbon lubricant)?
- Our database includes 49 publications tagged with this CPC code.
- Is patent activity under CPC G11B5/7253 growing?
- Publication counts under this code: 6 in 2024 vs 3 in 2025 (latest complete years).