C03C 13/048
Silica-free oxide glass compositions
Official title: {Silica-free oxide glass compositions}
C03C13/048 (Silica-free oxide glass compositions) appears on 93 US grants and 68 published applications in this corpus.
Search patents in C03C- Granted patents
- 93
- Published applications
- 68
- Assignees
- 48
- Inventors
- 252
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 4 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 0 |
| 2002 | 8 | 2 |
| 2003 | 4 | 11 |
| 2004 | 6 | 3 |
| 2005 | 2 | 6 |
| 2006 | 4 | 7 |
| 2007 | 4 | 4 |
| 2008 | 2 | 4 |
| 2009 | 3 | 5 |
| 2010 | 5 | 3 |
| 2011 | 4 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 3 | 2 |
| 2015 | 1 | 2 |
| 2016 | 1 | 1 |
| 2017 | 1 | 2 |
| 2018 | 1 | 1 |
| 2019 | 1 | 3 |
| 2020 | 1 | 3 |
| 2021 | 2 | 2 |
| 2022 | 4 | 2 |
| 2023 | 1 | 1 |
| 2024 | 2 | 1 |
| 2025 | 0 | 2 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Athermal glasses and athermal systems for infrared optics22 Sep 2026US 12,741,901 B2Schott AG
- Fiber optics plate, scintillator panel, radiation detector, electron microscope, X-ray blocking method and electron beam blocking method18 Aug 2026US 12,709,569 B2Hamamatsu Photonics K.K.
- Optical fiber raw material composition, optical fiber, and optical fiber product19 May 2026US 12,633,715 B2Huawei Technologies Co., Ltd.
- Athermal glasses and athermal systems for infrared optics18 Jun 2024US 12,012,360 B2Schott AG
- Organic-inorganic composites and methods of manufacturing thereof28 May 2024US 11,993,028 B2Corning Incorporated
- Glass, optical filter, and optical device17 Apr 2025US 2025/0122115 A1AGC Inc.
- Glass parts and infrared fiber preform manufacturing in microgravity2 Jan 2025US 2025/0002403 A1DSTAR Communications, Inc.
- Athermal glasses and athermal systems for infrared optics29 Aug 2024US 2024/0286948 A1Schott AG
- Optical fiber raw material composition, optical fiber, and optical fiber product31 Aug 2023US 2023/0275388 A1Huawei Technologies Co., Ltd.
- Fiber optics plate, scintillator panel, radiation detector, electron microscope, x-ray blocking method and electron beam blocking method27 Oct 2022US 2022/0340480 A1Hamamatsu Photonics K.K.
Most cited
By later US patents
- Ceramic fibers and composites comprising same95US 7,662,735 B23M Innovative Properties Company · 2010
- High index-contrast fiber waveguides and applications61US 6,788,864 B2OmniGuide Communications · 2004
- Optical waveguide for middle infrared band49US 4,453,803 AAgency of Industrial Science and Technology · 1984
- High index-contrast fiber waveguides and applications45US 6,898,359 B2OmniGuide Communications · 2005
- Method of amplifying optical signals using erbium-doped materials with extremely broad bandwidths37US 6,469,825 B1The Board of Trustees of the Leland Stanford Junior University · 2002