C03B 2205/81
Using gas
Official title: using gas
C03B2205/81 (Using gas) appears on 21 US grants and 19 published applications in this corpus.
Search patents in C03B- Granted patents
- 21
- Published applications
- 19
- Assignees
- 23
- Inventors
- 66
- Latest grant
- 21 Nov 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 4 |
| 2003 | 0 | 0 |
| 2004 | 0 | 3 |
| 2005 | 1 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 2 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 2 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 3 |
| 2022 | 1 | 0 |
| 2023 | 2 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Optical fiber draw furnace system and method21 Nov 2023US 11,820,696 B2Corning Incorporated
- Furnace gas feeding device, optical fiber production device, and optical fiber production method24 Oct 2023US 11,795,099 B2Sumitomo Electric Industries, Ltd.
- Optical fiber draw furnace system and method15 Nov 2022US 11,498,862 B2Corning Incorporated
- Optical fiber, and system and method for manufacturing optical fiber25 Feb 2020US 10,571,627 B2Jiangsu Zhongtian Technology Co., Ltd.
- Sintering apparatus and method for sintering5 Sep 2017US 9,751,796 B2Shin-Etsu Chemical Co., Ltd.
- Apparatus for drying and/or consolidating a preform for optical fibres20 Mar 2025US 2025/0091933 A1Prysmian S P A.
- Optical fiber draw furnace system and method16 Feb 2023US 2023/0047162 A1Corning Incorporated
- Optical fibre draw furnace23 Dec 2021US 2021/0395132 A1Sterlite Technologies Limited
- Optical fiber draw furnace system and method29 Jul 2021US 2021/0230044 A1Corning Incorporated
- Furnace gas feeding device, optical fiber production device, and optical fiber production method1 Apr 2021US 2021/0094867 A1Sumitomo Electric Industries, Ltd.
Most cited
By later US patents
- Method of and device for drawing an optical fiber from a solid preform consisting substantially of SiO.sub.2 and doped SiO.sub.238US 4,673,427 AU. S. Philips Corporation · 1987
- Non-contacting seal for treating chamber through which elongated material is moved25US 4,174,842 AWestern Electric Company, Inc. · 1979
- Graphite element for use in a furnace for drawing optical fiber20US 4,400,190 AGTE Laboratories Incorporated · 1983
- Method of drawing an optical fiber10US 5,897,681 AAlcatel · 1999
- Device for injecting non-oxidizing gas into a furnace8US 5,970,083 AAlcatel Fibres Optiques · 1999