C03C 4/12
Compositions for glass with special properties: for luminescent glass
Official title: for luminescent glass; for fluorescent glass
C03C4/12 (Compositions for glass with special properties: for luminescent glass) appears on 220 US grants and 245 published applications in this corpus.
Search patents in C03C- Granted patents
- 220
- Published applications
- 245
- Assignees
- 161
- Inventors
- 628
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 5 | 0 |
| 2001 | 8 | 0 |
| 2002 | 2 | 3 |
| 2003 | 4 | 7 |
| 2004 | 2 | 5 |
| 2005 | 3 | 8 |
| 2006 | 3 | 9 |
| 2007 | 1 | 12 |
| 2008 | 5 | 6 |
| 2009 | 6 | 4 |
| 2010 | 6 | 14 |
| 2011 | 6 | 7 |
| 2012 | 9 | 24 |
| 2013 | 8 | 11 |
| 2014 | 6 | 11 |
| 2015 | 17 | 6 |
| 2016 | 9 | 12 |
| 2017 | 5 | 14 |
| 2018 | 6 | 9 |
| 2019 | 7 | 18 |
| 2020 | 6 | 15 |
| 2021 | 16 | 8 |
| 2022 | 16 | 16 |
| 2023 | 6 | 7 |
| 2024 | 9 | 11 |
| 2025 | 7 | 5 |
| 2026 | 5 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Photoluminescent vitroceramic nanocrystals based on silica-stabilised zirconium, production method thereof and product based on the nanocrystals, for thermal barrier coatings19 May 2026US 12,630,466 B2Universidad Autonoma De Occidente
- Optical fiber raw material composition, optical fiber, and optical fiber product19 May 2026US 12,633,715 B2Huawei Technologies Co., Ltd.
- Fluorescent security glass7 Apr 2026US 12,597,107 B2Honeywell Federal Manufacturing & Technologies, LLC
- Fluorescent glass ceramic with high transparency and preparation method and use thereof17 Mar 2026US 12,577,147 B2Aidite (Qinhuangdao) Technology Co., Ltd.
- Wavelength conversion member and light emitting device using same27 Jan 2026US 12,534,398 B2Nippon Electric Glass Co., Ltd.
- Germanate glass-ceramic precipitating liluf4 nanocrystals and preparation method thereof17 Sep 2026US 2026/0274743 A1China Jiliang University
- Rare-earth doped functional nanocrystal glass ceramic and method of preparing the same7 May 2026US 2026/0125310 A1Shanghai Siic Zhentai Chemical Co., Ltd.
- Method of making a doped material and associated photonic device29 Jan 2026US 2026/0028264 A1
- Aluminosilicate Glasses with High Er3+ Concentration and High Quantum Yield30 Oct 2025US 2025/0333349 A1Corning Incorporated
- Luminescent antibacterial glass composition and method for preparing luminescent antibacterial glass powders including the same26 Jun 2025US 2025/0206656 A1LG Electronics Inc.
Most cited
By later US patents
- Optical fiber with quantum dots473US 7,054,513 B2Lambda Instruments, Inc. · 2006
- Infrared transparent selenide glasses195US 5,846,889 AThe United States of America as represented by the Secretary of the Navy · 1998
- Light emitting device having a specific dimension of phosphor layer56US 8,598,778 B2Quarkstar LLC · 2013
- Light-emitting unit47US 6,717,355 B2Toyoda Gosei Co., Ltd. · 2004
- Glass composition that emits fluorescence in infrared wavelength region35US 7,531,475 B2Nippon Sheet Glass Co., Ltd. · 2009