C03B 2201/14
Doped with boron and fluorine
Official title: doped with boron and fluorine
C03B2201/14 (Doped with boron and fluorine) appears on 27 US grants and 14 published applications in this corpus.
Search patents in C03B- Granted patents
- 27
- Published applications
- 14
- Assignees
- 17
- Inventors
- 68
- Latest grant
- 7 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 1 |
| 2006 | 0 | 2 |
| 2007 | 3 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 2 |
| 2017 | 1 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 3 |
| 2020 | 0 | 0 |
| 2021 | 2 | 1 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Special optical fiber for measuring 3D curved shape, manufacturing method thereof, and system for measuring 3D curved shape by using special optical fiber7 Jan 2025US 12,188,760 B2Optonics Co., Ltd.
- Multi-core optical fiber with reduced bubble formation12 Jul 2022US 11,385,401 B2Alcon Inc.
- Method for manufacturing multicore optical fiber13 Jul 2021US 11,059,737 B2Sumitomo Electric Industries, Ltd.
- Halogen-doped silica for optical fiber preforms16 Mar 2021US 10,947,149 B2Corning Incorporated
- Doped silica-titania glass having low expansivity and methods of making the same10 Jul 2018US 10,017,413 B2Corning Incorporated
- Glass composition for flat cross-section glass fibers, flat cross-section glass fibers and method for manufacturing flat cross-section glass fibers from glass material containing glass recycling material5 Mar 2026US 2026/0062336 A1Nitto Boseki Co., Ltd.
- Special optical fiber for measuring 3d curved shape, manufacturing method thereof, and system for measuring 3d curved shape by using special optical fiber8 Dec 2022US 2022/0390224 A1Optonics Co., Ltd.
- Multi-core optical fiber with reduced bubble formation10 Jun 2021US 2021/0173142 A1Alcon Inc.
- Method for manufacturing multicore optical fiber3 Oct 2019US 2019/0300421 A1Sumitomo Electric Industries, Ltd.
- Halogen-doped silica for optical fiber preforms2 May 2019US 2019/0127264 A1Corning Incorporated
Most cited
By later US patents
- Optical fiber and method for making such fiber230US 7,313,312 B2Corning Incorporated · 2007
- Rare earth doped optical fibre amplifiers40US 5,491,581 APirelli Cavi S.p.A. · 1996
- Method of making optical fiber having depressed index core region38US 5,917,109 ACorning Incorporated · 1999
- Fabrication of high-silica glass article29US 4,840,653 AAmerican Telephone and Telegraph Company, AT&T Bell Laboratories · 1989
- Method of fabricating optical fiber preforms28US 4,264,347 AMitsubishi Metal Corporation · 1981