C03B 37/0235
Thermal treatment of the fibre during the drawing process
Official title: {Thermal treatment of the fibre during the drawing process, e.g. cooling (C03B37/02718 takes precedence; coating C03C25/10)}
C03B37/0235 (Thermal treatment of the fibre during the drawing process) appears on 14 US grants and 6 published applications in this corpus.
Search patents in C03B- Granted patents
- 14
- Published applications
- 6
- Assignees
- 11
- Inventors
- 32
- Latest grant
- 31 Oct 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
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| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
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| 1987 | 1 | 0 |
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| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
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| 2000 | 0 | 0 |
| 2001 | 1 | 2 |
| 2002 | 0 | 0 |
| 2003 | 3 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
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| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
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| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Slow cooling of optical fibers having halogen doped cores31 Oct 2023US 11,802,070 B2Corning Incorporated
- Methods of making optical fiber with reduced hydrogen sensitivity that include fiber redirection19 Nov 2019US 10,479,720 B2Corning Incorporated
- Optical fiber systems and methods13 Jan 2015US 8,934,748 B2Northrop Grumman Systems Corporation
- Method of cooling an optical fiber while it is being drawn10 Jun 2003US 6,576,164 B2Alcatel
- Method of cooling an optical fiber while it is being drawn20 May 2003US 6,565,775 B2Alcatel
- Slow cooling of optical fibers having halogen doped cores11 Nov 2021US 2021/0347676 A1Corning Incorporated
- Optical fiber drawing furnace heating element, optical fiber drawing furnace, and method for manufacturing optical fiber1 Oct 2020US 2020/0308043 A1Fujikura Ltd.
- Methods of making optical fiber with reduced hydrogen sensitivity that include fiber redirection12 Feb 2015US 2015/0040614 A1Corning Incorporated
- Optical fiber systems and methods5 May 2011US 2011/0103756 A1Clemson University
- Method of cooling an optical fiber while it is being drawn5 Jul 2001US 2001/0005993 A1Alcatel
Most cited
By later US patents
- Low loss cladded optical fibers from halides and process for making same25US 4,678,274 AFuller Research Corporation · 1987
- Coolant recovery process24US 5,377,491 APraxair Technology, Inc. · 1995
- Coolant recovery system19US 5,452,583 APraxair Technology, Inc. · 1995
- Infrared light transmitting fiber and process for producing the same17US 4,521,073 ASumitomo Electric Industries, Ltd. · 1985
- Method of cooling an optical fiber while it is being drawn17US 6,565,775 B2Alcatel · 2003