C03B 2205/69
Auxiliary thermal treatment immediately prior to drawing
Official title: Auxiliary thermal treatment immediately prior to drawing, e.g. pre-heaters, laser-assisted resistance heaters
C03B2205/69 (Auxiliary thermal treatment immediately prior to drawing) appears on 7 US grants and 7 published applications in this corpus.
Search patents in C03B- Granted patents
- 7
- Published applications
- 7
- Assignees
- 7
- Inventors
- 28
- Latest grant
- 21 Nov 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 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 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
| 2023 | 1 | 1 |
| 2024 | 0 | 1 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Optical fiber draw furnace system and method21 Nov 2023US 11,820,696 B2Corning Incorporated
- Optical fiber draw furnace system and method15 Nov 2022US 11,498,862 B2Corning Incorporated
- Optical fiber drawing methods and drawing furnaces27 Mar 2012US 8,141,392 B2Furukawa Electric Co., Ltd.
- Hot formed articles and method and apparatus for hot-forming16 Nov 2010US 7,832,234 B2Schott AG
- Semicontinuous method of drawing fibers from preforms, the method including a preheating step3 Apr 2001US 6,209,358 B1Alcatel
- Glass fiber and method for producing the same25 Jun 2026US 2026/0176185 A1Nan Ya Plastics Corporation
- Hollow core optical fibers and methods of making9 May 2024US 2024/0150219 A1Corning Incorporated
- Optical fiber draw furnace system and method16 Feb 2023US 2023/0047162 A1Corning Incorporated
- Optical fiber draw furnace system and method29 Jul 2021US 2021/0230044 A1Corning Incorporated
- Optical fiber drawing methods and drawing furnaces2 Aug 2012US 2012/0192594 A1Furukawa Electric Col, Ltd.
Most cited
By later US patents
- Method for forming refractory fibers by laser energy44US 3,944,640 AArthur D. Little, Inc. · 1976
- Method of forming glass articles9US 5,100,449 ACorning Incorporated · 1992
- Hot formed articles and method and apparatus for hot-forming4US 7,832,234 B2Schott AG · 2010
- Semicontinuous method of drawing fibers from preforms, the method including a preheating step1US 6,209,358 B1Alcatel · 2001