C03C 2201/23
Containing hydroxyl groups
Official title: containing hydroxyl groups
C03C2201/23 (Containing hydroxyl groups) appears on 175 US grants and 183 published applications in this corpus.
Search patents in C03C- Granted patents
- 175
- Published applications
- 183
- Assignees
- 48
- Inventors
- 359
- Latest grant
- 29 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 7 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 5 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 3 |
| 2002 | 13 | 15 |
| 2003 | 10 | 15 |
| 2004 | 12 | 4 |
| 2005 | 1 | 11 |
| 2006 | 8 | 12 |
| 2007 | 6 | 10 |
| 2008 | 4 | 14 |
| 2009 | 12 | 11 |
| 2010 | 7 | 12 |
| 2011 | 16 | 7 |
| 2012 | 11 | 5 |
| 2013 | 4 | 4 |
| 2014 | 4 | 6 |
| 2015 | 4 | 4 |
| 2016 | 6 | 7 |
| 2017 | 5 | 3 |
| 2018 | 4 | 6 |
| 2019 | 2 | 11 |
| 2020 | 2 | 3 |
| 2021 | 1 | 4 |
| 2022 | 5 | 8 |
| 2023 | 2 | 1 |
| 2024 | 4 | 2 |
| 2025 | 2 | 4 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Titanium-containing quartz glass having excellent UV absorption, and method for producing same29 Apr 2025US 12,286,374 B2Heraeus Quarzglas GmbH & Co.KG
- Quartz fibre with hydrogen barrier layer and method for the production thereof18 Mar 2025US 12,252,431 B2J-Fiber GmbH
- Fiber optic temperature measurement with quantum dot nanocomposite28 May 2024US 11,993,535 B2Weinert Industries AG
- Substrate for a reflective optical element21 May 2024US 11,987,521 B2Carl Zeiss SMT GmbH
- Quartz glass with low content of hydroxyl and high purity and method for preparing the same14 May 2024US 11,981,594 B2Jiangsu Zhongtian Technology Co., Ltd.
- Titania-silica glass body with identifying marker and methods of making thereof18 Jun 2026US 2026/0167557 A1Corning Incorporated
- Methods of controlling steam pressure to produce titania-silica glass20 Nov 2025US 2025/0353776 A1Corning Incorporated
- Glass substrates comprising silica-based glass with increased hydroxyl group uniformity, and methods of forming the same5 Jun 2025US 2025/0178945 A1Corning Incorporated
- Glass articles with increased hydroxyl group uniformity comprising stack sealed glass substrates, and methods of forming the same29 May 2025US 2025/0171345 A1Corning Incorporated
- Quartz fibre with hydrogen barrier layer and method for the production thereof20 Mar 2025US 2025/0091931 A1J-Fiber GmbH
Most cited
By later US patents
- Film coated optical lithography elements and method of making76US 6,466,365 B1Corning Incorporated · 2002
- Optical member of synthetic quartz glass for excimer lasers and method for producing same63US 5,364,433 AShin-Etsu Quartz Products Co., Ltd. · 1994
- Optical members and blanks or synthetic silica glass and method for their production62US 5,086,352 AHeraeus Quarzglas GmbH & Co.KG · 1992
- Optical member made of high-purity and transparent synthetic silica glass and method for production thereof or blank thereof61US 5,410,428 AHeraeus Quarzglas GmbH & Co.KG · 1995
- Synthetic silica glass optical material having high resistance to laser induced damage48US 7,534,733 B2Corning Incorporated · 2009