C03B 37/02718
Thermal treatment of the fibre during the drawing process
Official title: {Thermal treatment of the fibre during the drawing process, e.g. cooling (coating C03C25/10)}
C03B37/02718 (Thermal treatment of the fibre during the drawing process) appears on 183 US grants and 202 published applications in this corpus.
Search patents in C03B- Granted patents
- 183
- Published applications
- 202
- Assignees
- 79
- Inventors
- 411
- Latest grant
- 6 Oct 2026
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| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
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| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
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| 1990 | 4 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 4 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 6 |
| 2002 | 5 | 13 |
| 2003 | 10 | 21 |
| 2004 | 9 | 13 |
| 2005 | 8 | 10 |
| 2006 | 4 | 5 |
| 2007 | 4 | 4 |
| 2008 | 2 | 1 |
| 2009 | 3 | 7 |
| 2010 | 2 | 3 |
| 2011 | 6 | 6 |
| 2012 | 1 | 3 |
| 2013 | 5 | 6 |
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| 2016 | 6 | 3 |
| 2017 | 3 | 9 |
| 2018 | 3 | 10 |
| 2019 | 6 | 7 |
| 2020 | 8 | 13 |
| 2021 | 5 | 10 |
| 2022 | 10 | 9 |
| 2023 | 11 | 9 |
| 2024 | 6 | 10 |
| 2025 | 3 | 10 |
| 2026 | 7 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Hollow core optical fibers and methods of making6 Oct 2026US 12,753,108 B2Corning Incorporated
- Optical fiber preform production method, optical fiber preform, and optical fiber production method29 Sep 2026US 12,747,183 B2Fujikura Ltd.
- Optical fiber draw production systems, pressure devices and methods applying pressure to optical fiber12 May 2026US 12,623,949 B2Corning Incorporated
- Light-based optical fiber heaters using hollow light pipes12 May 2026US 12,623,950 B2Corning Incorporated
- Method of manufacturing an optical fiber and production system therefor12 May 2026US 12,623,951 B2Corning Incorporated
- Fused materials with mismatched properties16 Jul 2026US 2026/0200786 A1Honeywell Federal Manufacturing & Technologies, LLC
- Optical fiber coating composition, optical fiber, and preparation method thereof30 Apr 2026US 2026/0118557 A1Phichem Corporation
- Process to produce multicore optical fiber preform11 Dec 2025US 2025/0376409 A1Corning Incorporated
- System and method to draw opticalfiber3 Jul 2025US 2025/0214881 A1
- Optical fiber manufacturing method and optical fiber drawing device26 Jun 2025US 2025/0206654 A1Sumitomo Electric Industries, Ltd.
Most cited
By later US patents
- Relational database management system having integrated non-relational multi-dimensional data store of aggregated data elements251US 6,385,604 B1Hyperroll Israel, Ltd. · 2002
- Method and apparatus for drawing optical fibers107US 5,284,499 ACorning Incorporated · 1994
- Data aggregation server supporting rapid query response with sparse multi-dimensional data91US 7,392,248 B2Hyperroll Israel, Ltd. · 2008
- Methods and apparatus for forming heat treated optical fiber72US 7,565,820 B2Corning Incorporated · 2009
- High index-contrast fiber waveguides and applications61US 6,788,864 B2OmniGuide Communications · 2004