C03B 2203/28
Large core fibres
Official title: Large core fibres, e.g. with a core diameter greater than 60 micrometers
C03B2203/28 (Large core fibres) appears on 6 US grants and 6 published applications in this corpus.
Search patents in C03B- Granted patents
- 6
- Published applications
- 6
- Assignees
- 7
- Inventors
- 10
- Latest grant
- 15 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 2 |
| 2024 | 0 | 0 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Preforms for speckle-free output optical fibers having structured silica sections, methods of such preform manufacture, and improved speckle-free output optical fibers15 Apr 2025US 12,276,830 B2biolitec Holding GmbH & Co KG
- Large core area single mode optical fiber2 Dec 2014US 8,903,214 B2Nkt Photonics A/S
- Bend resistant multimode optical fiber31 Aug 2010US 7,787,731 B2Corning Incorporated
- Optical fibre preform manufacture21 May 1985US 4,518,407 AInternational Standard Electric Corporation
- Optical fiber manufacture22 Feb 1977US 4,009,014 AInternational Standard Electric Corporation
- Preforms for Speckle-Free Output Optical Fibers Having Structured Silica Sections, Methods of Such Preform Manufacture, and Improved Speckle-Free Output Optical Fibers31 Jul 2025US 2025/0244525 A1biolitec Holding GmbH & Co KG
- Preforms for speckle-free output optical fibers having structured silica sections, methods of such preform manufacture, and improved speckle-free output optical fibers6 Apr 2023US 2023/0104707 A1Biolitec Unternehmensbeteiligungs II AG
- Structured silica clad silica optical fibers23 Mar 2023US 2023/0086322 A1Biolitec Unternehmensbeteiligungs II AG
- Large core area single mode optical fiber9 May 2013US 2013/0114129 A1Nkt Photonics A/S
- Bend Resistant Multimode Optical Fiber28 Oct 2010US 2010/0272406 A1
Most cited
By later US patents
- Large core area single mode optical fiber226US 8,903,214 B2Nkt Photonics A/S · 2014
- Bend resistant multimode optical fiber66US 7,787,731 B2Corning Incorporated · 2010
- Method of making glass optical waveguide60US 3,932,162 ACorning Glass Works · 1976
- Optical fiber manufacture26US 4,009,014 AInternational Standard Electric Corporation · 1977
- Optical fibre preform manufacture7US 4,518,407 AInternational Standard Electric Corporation · 1985