C03B 19/066
For the production of quartz or fused silica articles
Official title: {for the production of quartz or fused silica articles (other processes specially adapted for the production of quartz or fused silica articles C03B20/00)}
C03B19/066 (For the production of quartz or fused silica articles) appears on 123 US grants and 136 published applications in this corpus.
Search patents in C03B- Granted patents
- 123
- Published applications
- 136
- Assignees
- 55
- Inventors
- 369
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 4 |
| 2003 | 2 | 3 |
| 2004 | 1 | 4 |
| 2005 | 2 | 2 |
| 2006 | 1 | 1 |
| 2007 | 1 | 4 |
| 2008 | 1 | 6 |
| 2009 | 2 | 4 |
| 2010 | 2 | 6 |
| 2011 | 2 | 1 |
| 2012 | 5 | 3 |
| 2013 | 3 | 1 |
| 2014 | 3 | 5 |
| 2015 | 1 | 8 |
| 2016 | 4 | 9 |
| 2017 | 6 | 6 |
| 2018 | 6 | 13 |
| 2019 | 7 | 13 |
| 2020 | 9 | 6 |
| 2021 | 2 | 3 |
| 2022 | 9 | 8 |
| 2023 | 4 | 4 |
| 2024 | 5 | 12 |
| 2025 | 8 | 5 |
| 2026 | 5 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Opaque quartz glass and method for producing the same6 Oct 2026US 12,753,112 B2Tosoh Sgm Corporation
- Titania-silica glass with uniform hydroxyl concentration11 Aug 2026US 12,703,655 B2Corning Incorporated
- Molded body made of opaque quartz glass and method for producing same14 Jul 2026US 12,679,756 B2Heraeus Quarzglas GmbH & Co.KG
- Method for making halogen doped optical element26 May 2026US 12,637,384 B2Corning Incorporated
- Three-dimensional printing of glass micro-optics24 Feb 2026US 12,558,839 B2Arizona Board of Regents on Behalf of the University of Arizona
- Titania-silica glass with uniform hydroxyl concentration8 Oct 2026US 2026/0308039 A1Corning Incorporated
- Opaque quartz glass having high absorption2 Jul 2026US 2026/0184621 A1Heraeus Quarzglas GmbH & Co.KG
- Homogenous silica-titania glass21 May 2026US 2026/0140435 A1Corning Incorporated
- Homogenous silica-titania glass21 May 2026US 2026/0140436 A1Corning Incorporated
- Opaque quartz glass having high absorption in the infrared range30 Apr 2026US 2026/0116812 A1Heraeus Quarzglas GmbH & Co.KG
Most cited
By later US patents
- Solid freeform fabrication methods283US 5,738,817 ARutgers, The State University · 1998
- Solid freeform fabrication methods223US 5,900,207 ARutgers, the State University Old Queens · 1999
- Method for producing ultra-high purity, optical quality, glass articles47US 4,789,389 ACorning Glass Works · 1988
- High-purity, opaque quartz glass, method for producing same and use thereof30US 5,585,173 ANippon Silica Glass Co., Ltd. · 1996
- Molded body of quartz glass and process for the production of a molded body of quartz glass30US 5,736,206 AHeraeus Quarzglas GmbH & Co.KG · 1998