C03B 2201/075
Hydroxyl ion
Official title: Hydroxyl ion (OH)
C03B2201/075 (Hydroxyl ion) appears on 145 US grants and 169 published applications in this corpus.
Search patents in C03B- Granted patents
- 145
- Published applications
- 169
- Assignees
- 47
- Inventors
- 334
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 4 |
| 2002 | 8 | 16 |
| 2003 | 8 | 8 |
| 2004 | 12 | 14 |
| 2005 | 4 | 15 |
| 2006 | 7 | 14 |
| 2007 | 3 | 6 |
| 2008 | 4 | 5 |
| 2009 | 9 | 8 |
| 2010 | 2 | 9 |
| 2011 | 9 | 5 |
| 2012 | 7 | 9 |
| 2013 | 4 | 4 |
| 2014 | 7 | 6 |
| 2015 | 6 | 7 |
| 2016 | 3 | 8 |
| 2017 | 7 | 6 |
| 2018 | 4 | 3 |
| 2019 | 3 | 4 |
| 2020 | 1 | 4 |
| 2021 | 1 | 0 |
| 2022 | 3 | 2 |
| 2023 | 2 | 3 |
| 2024 | 1 | 4 |
| 2025 | 2 | 2 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Titania-silica glass with uniform hydroxyl concentration11 Aug 2026US 12,703,655 B2Corning Incorporated
- Method for making halogen doped optical element26 May 2026US 12,637,384 B2Corning Incorporated
- Optical fiber glass preform and method for manufacturing optical fiber glass preform7 Apr 2026US 12,595,203 B2Shin-Etsu Chemical Co., Ltd.
- Microstructured optical fiber and preform for same having specific oxygen deficiency center and chlorine concentrations24 Feb 2026US 12,560,755 B2Heraeus Quarzglas GmbH & Co.KG
- Titanium-containing quartz glass having excellent UV absorption, and method for producing same29 Apr 2025US 12,286,374 B2Heraeus Quarzglas GmbH & Co.KG
- Titania-silica glass with uniform hydroxyl concentration8 Oct 2026US 2026/0308039 A1Corning Incorporated
- Homogenous silica-titania glass21 May 2026US 2026/0140435 A1Corning Incorporated
- Homogenous silica-titania glass21 May 2026US 2026/0140436 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
- 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
- Synthetic silica glass optical material having high resistance to laser induced damage48US 7,534,733 B2Corning Incorporated · 2009
- Heat treatment facility for synthetic vitreous silica bodies47US 5,713,979 ATSL Group PLC · 1998
- Transparent quartz glass and process for its production46US 5,326,729 AAsahi Glass Company, Limited · 1994