Glass optical fibre with a protective coating
Official title: {Glass optical fibre with a protective coating, e.g. two layer polymer coating deposited directly on a silica cladding surface during fibre manufacture (G02B6/02052, G02B6/02057, G02B6/024, G02B6/032, G02B6/105, G02B6/14 take precedence; coating on fibre gratings G02B6/02104; multilayer core or cladding G02B6/036; reinforcing splice joints G02B6/2558; optical cables, i.e. comprising protective structures external to the protective coating such as a jacket or plural coated optical fibres G02B6/44; coating of glass to obtain optical fibres C03C25/104)}
G02B6/02395 (Glass optical fibre with a protective coating) appears on 859 US grants and 1,015 published applications in this corpus.
Search patents in G02B- Granted patents
- 859
- Published applications
- 1,015
- Assignees
- 288
- Inventors
- 1,616
- Latest grant
- 22 Sep 2026
Filings by year
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| 2003 | 16 | 36 |
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| 2010 | 13 | 22 |
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| 2016 | 43 | 63 |
| 2017 | 54 | 70 |
| 2018 | 51 | 63 |
| 2019 | 50 | 66 |
| 2020 | 57 | 64 |
| 2021 | 52 | 78 |
| 2022 | 46 | 54 |
| 2023 | 60 | 62 |
| 2024 | 43 | 54 |
| 2025 | 27 | 41 |
| 2026 | 31 | 39 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Low-diameter optical fiber with low bend loss at large and small bend diameter, and intermediate effective area22 Sep 2026US 12,742,926 B2Corning Incorporated
- Resin composition for colored coating on optical fiber, optical fiber, and optical fiber ribbon22 Sep 2026US 12,742,942 B2Sumitomo Electric Industries, Ltd.
- Multicore optical fiber25 Aug 2026US 12,717,078 B2Sumitomo Electric Industries, Ltd.
- Optical fiber cable25 Aug 2026US 12,717,103 B2NTT, Inc.
- Resin composition, optical fiber, and method for producing optical fiber18 Aug 2026US 12,709,686 B2Sumitomo Electric Industries, Ltd.
- Glass material and optical fiber8 Oct 2026US 2026/0308047 A1Sumitomo Electric Industries, Ltd.
- Multicore optical fiber for high density cable1 Oct 2026US 2026/0299189 A1
- Optical fiber and optical fiber ribbon1 Oct 2026US 2026/0299190 A1Sumitomo Electric Industries, Ltd.
- Resin composition for colored coating of optical fiber, optical fiber, and optical fiber ribbon24 Sep 2026US 2026/0286167 A1Sumitomo Electric Industries, Ltd.
- Resin composition, optical fiber, optical fiber manufacturing method, optical fiber ribbon, and optical fiber cable24 Sep 2026US 2026/0287812 A1Sumitomo Electric Industries, Ltd.
Most cited
- Bend-insensitive single-mode optical fiber252US 8,131,125 B2Draka Comteq B.V. · 2012
- Low bend loss coated optical fiber248US 7,539,381 B2Corning Incorporated · 2009
- Bend insensitive single mode fiber237US 8,750,664 B2Futong Group Co., Ltd. · 2014
- Triple-band bend tolerant optical waveguide236US 7,130,516 B23M Innovative Properties Company · 2006
- Optical fiber configuration for dissipating stray light230US 7,760,978 B2DFS Fitel LLC · 2010