C03B 2205/56
Annealing or re-heating the drawn fibre prior to coating
C03B2205/56 (Annealing or re-heating the drawn fibre prior to coating) appears on 64 US grants and 70 published applications in this corpus.
Search patents in C03B- Granted patents
- 64
- Published applications
- 70
- Assignees
- 29
- Inventors
- 176
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 3 |
| 2002 | 1 | 6 |
| 2003 | 4 | 5 |
| 2004 | 3 | 2 |
| 2005 | 5 | 5 |
| 2006 | 1 | 5 |
| 2007 | 2 | 2 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 2 | 1 |
| 2011 | 3 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 2 | 2 |
| 2015 | 0 | 6 |
| 2016 | 3 | 2 |
| 2017 | 2 | 8 |
| 2018 | 4 | 2 |
| 2019 | 6 | 5 |
| 2020 | 4 | 5 |
| 2021 | 2 | 1 |
| 2022 | 4 | 2 |
| 2023 | 3 | 3 |
| 2024 | 1 | 1 |
| 2025 | 0 | 1 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method of manufacturing an optical fiber and production system therefor12 May 2026US 12,623,951 B2Corning Incorporated
- In-tower optical fiber bending5 May 2026US 12,617,709 B2
- Methods and systems for processing optical fiber9 Apr 2024US 11,952,305 B2Corning Incorporated
- Translating fluid bearings during an optical fiber draw process12 Dec 2023US 11,840,473 B2Corning Incorporated
- RF plasma optical fiber annealing apparatuses, systems, and methods of using the same12 Sep 2023US 11,753,327 B2Corning Incorporated
- Slow cooling of reduced cladding diameter optical fibers24 Apr 2025US 2025/0128978 A1Corning Incorporated
- Method for producing optical fiber, and optical fiber14 Nov 2024US 2024/0375991 A1Sumitomo Electric Industries, Ltd.
- Apparatuses and methods for processing optical fiber21 Dec 2023US 2023/0406752 A1Corning Incorporated
- In-tower optical fiber bending26 Oct 2023US 2023/0339800 A1
- Method of manufacturing an optical fiber and production system therefor9 Mar 2023US 2023/0075419 A1Corning Incorporated
Most cited
By later US patents
- Method and apparatus for introducing geometrical perturbations in optical fiber waveguides28US 4,038,062 ABell Telephone Laboratories, Incorporated · 1977
- Process of drawing optical fiber22US 5,320,658 ASumitomo Electric Industries, Ltd. · 1994
- Method of cooling an optical fiber while it is being drawn17US 6,565,775 B2Alcatel · 2003
- Transparent forsterite glass-ceramics16US 6,300,262 B1Corning Incorporated · 2001
- Method of producing silica optical fibres with reduced volume and surface defects14US 4,659,354 ACselt Centro Studie Laboratori Telecomunicazioni S.p.A. · 1987