C03C 2203/44
Chlorine containing
Official title: chlorine containing
C03C2203/44 (Chlorine containing) appears on 57 US grants and 60 published applications in this corpus.
Search patents in C03C- Granted patents
- 57
- Published applications
- 60
- Assignees
- 27
- Inventors
- 160
- Latest grant
- 27 Feb 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 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 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 5 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 3 | 0 |
| 2003 | 2 | 5 |
| 2004 | 3 | 2 |
| 2005 | 0 | 3 |
| 2006 | 2 | 1 |
| 2007 | 2 | 3 |
| 2008 | 0 | 3 |
| 2009 | 2 | 2 |
| 2010 | 1 | 6 |
| 2011 | 3 | 2 |
| 2012 | 2 | 4 |
| 2013 | 2 | 2 |
| 2014 | 3 | 3 |
| 2015 | 2 | 3 |
| 2016 | 1 | 3 |
| 2017 | 2 | 1 |
| 2018 | 1 | 2 |
| 2019 | 3 | 4 |
| 2020 | 1 | 4 |
| 2021 | 1 | 1 |
| 2022 | 0 | 1 |
| 2023 | 2 | 0 |
| 2024 | 1 | 3 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Silica glass for radio-frequency device and radio-frequency device technical field27 Feb 2024US 11,912,617 B2AGC Inc.
- Photodarkening-resistant ytterbium-doped quartz optical fiber and preparation method therefor10 Oct 2023US 11,780,768 B2Shanghai Institute of Optics And Fine Mechanics, Chinese Academy of Sciences
- Preparation of a quartz glass body in a multi-chamber oven25 Jul 2023US 11,708,290 B2Heraeus Quarzglas GmbH & Co.KG
- Halogen co-doped optical fibers16 Nov 2021US 11,175,450 B2Corning Incorporated
- Preparation of a quartz glass body in a multi-chamber oven4 Aug 2020US 10,730,780 B2Heraeus Quarzglas GmbH & Co.KG
- Silica glass porous body and manufacturing method therefor25 Dec 2025US 2025/0388508 A1AGC Inc.
- Silica glass substrate5 Dec 2024US 2024/0407089 A1AGC Inc.
- Silica glass member and method for producing same25 Jan 2024US 2024/0025795 A1AGC Inc.
- Silica glass porous body and manufacturing method therefor25 Jan 2024US 2024/0025802 A1AGC Inc.
- Silica glass, high frequency device using silica glass, and silica glass production method29 Dec 2022US 2022/0411322 A1AGC Inc.
Most cited
By later US patents
- UV light-permeable glass and article comprising the same256US 5,474,589 ASumitomo Electric Industries, Ltd. · 1995
- Method of making optical waveguides86US 3,933,454 ACorning Glass Works · 1976
- Method for manufacturing an optical fibre51US 3,957,474 ANippon Telegraph & Telephone Public Corporation · 1976
- Continuous production of synthetic silica doped with fluorine44US 4,221,825 ASaint-Gobain Industries · 1980
- Silica glass41US 5,707,908 ANikon Corporation · 1998