C03C 3/325
Fluoride glasses
Official title: {Fluoride glasses}
C03C3/325 (Fluoride glasses) appears on 102 US grants and 27 published applications in this corpus.
Search patents in C03C- Granted patents
- 102
- Published applications
- 27
- Assignees
- 67
- Inventors
- 220
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 4 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 6 | 0 |
| 1988 | 6 | 0 |
| 1989 | 6 | 0 |
| 1990 | 4 | 0 |
| 1991 | 5 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 9 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 5 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 1 |
| 2002 | 1 | 0 |
| 2003 | 1 | 4 |
| 2004 | 3 | 0 |
| 2005 | 1 | 1 |
| 2006 | 1 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 2 | 1 |
| 2015 | 1 | 1 |
| 2016 | 0 | 2 |
| 2017 | 2 | 0 |
| 2018 | 1 | 1 |
| 2019 | 1 | 5 |
| 2020 | 2 | 1 |
| 2021 | 1 | 0 |
| 2022 | 1 | 2 |
| 2023 | 1 | 1 |
| 2024 | 3 | 1 |
| 2025 | 0 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Optical fiber raw material composition, optical fiber, and optical fiber product19 May 2026US 12,633,715 B2Huawei Technologies Co., Ltd.
- Gain optical fiber with double-clad fluoride and its preparation method31 Dec 2024US 12,180,112 B1Beijing University of Technology
- Laser glass doped with high concentration of mid-infrared fluoroindate and preparation method thereof26 Mar 2024US 11,939,261 B1China Jiliang University
- Glass-containing pseudo-reference electrode for use in ion-selective electrode sensors and ion selective field-effect transistors16 Jan 2024US 11,873,246 B2National Research Council of Canada
- Ceramic complex, light emitting device using the same, and method for producing ceramic complex21 Feb 2023US 11,584,886 B2Nichia Corporation
- Fluorophosphate glass, near-infrared blocking filter and imaging device14 Aug 2025US 2025/0257002 A1AGC Inc.
- Glass parts and infrared fiber preform manufacturing in microgravity2 Jan 2025US 2025/0002403 A1DSTAR Communications, Inc.
- Method and system for bonding high fluence optics to optomechanical assemblies31 Oct 2024US 2024/0360023 A1KLA Corporation
- Optical fiber raw material composition, optical fiber, and optical fiber product31 Aug 2023US 2023/0275388 A1Huawei Technologies Co., Ltd.
- Glass-containing pseudo-reference electrode for use in ion-selective electrode sensors and ion selective field-effect transistors20 Oct 2022US 2022/0332631 A1National Research Council of Canada
Most cited
By later US patents
- Glasses for high efficiency erbium (3+) optical fiber lasers, amplifiers, and superluminescent sources64US 4,962,995 AGTE Laboratories Incorporated · 1990
- High index-contrast fiber waveguides and applications61US 6,788,864 B2OmniGuide Communications · 2004
- Corrosion-resistant bonding agents for bonding ceramic components which are exposed to plasmas50US 8,858,745 B2APPLIED Materials.Inc. · 2014
- High index-contrast fiber waveguides and applications45US 6,898,359 B2OmniGuide Communications · 2005
- Vapor deposition method for depositing a film of fluorine-containing glass on a substrate39US 5,454,847 AAlcatel Alsthom Compagnie Generale d Electricite · 1995