C03C 2201/50
Containing alkali metals
Official title: containing alkali metals
C03C2201/50 (Containing alkali metals) appears on 107 US grants and 120 published applications in this corpus.
Search patents in C03C- Granted patents
- 107
- Published applications
- 120
- Assignees
- 51
- Inventors
- 286
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 4 |
| 2003 | 2 | 4 |
| 2004 | 2 | 2 |
| 2005 | 2 | 5 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 1 | 4 |
| 2009 | 3 | 2 |
| 2010 | 2 | 1 |
| 2011 | 1 | 0 |
| 2012 | 2 | 1 |
| 2013 | 0 | 2 |
| 2014 | 2 | 2 |
| 2015 | 1 | 5 |
| 2016 | 7 | 6 |
| 2017 | 5 | 7 |
| 2018 | 7 | 9 |
| 2019 | 3 | 10 |
| 2020 | 4 | 11 |
| 2021 | 7 | 3 |
| 2022 | 7 | 10 |
| 2023 | 3 | 10 |
| 2024 | 6 | 5 |
| 2025 | 4 | 7 |
| 2026 | 6 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Cover glass with an anomalous stress profile, process for production thereof and use thereof22 Sep 2026US 12,741,903 B2Schott AG
- Optical fiber14 Jul 2026US 12,679,764 B2Furukawa Electric Co., Ltd.
- Glass, method for producing a glass, and glass melting apparatus16 Jun 2026US 12,655,055 B2Schott AG
- Glasses having high fracture toughness12 May 2026US 12,623,952 B2Corning Incorporated
- Optical fiber manufacturing method and apparatus10 Mar 2026US 12,570,566 B2Furukawa Electric Co., Ltd.
- Chemically strengthened glass, cover glass, display, and solar cell module10 Sep 2026US 2026/0265118 A1AGC Inc.
- Glass material and optical fiber3 Sep 2026US 2026/0257963 A1Sumitomo Electric Industries, Ltd.
- Glasses having high fracture toughness13 Aug 2026US 2026/0234048 A1Corning Incorporated
- Melting and fiberizing recycled rock wool13 Aug 2026US 2026/0234050 A1Saint-Gobain Isover
- Ion exchangeable glass articles having improved mechanical durability28 May 2026US 2026/0145989 A1Corning Incorporated
Most cited
By later US patents
- Pulverulent borosilicate composition and a method of making a cellular borosilicate body therefrom50US 4,119,422 APittsburgh Corning Corporation · 1978
- Method of producing doped quartz glass30US 4,336,048 AU. S. Philips Corporation · 1982
- Fixation by ion exchange of toxic materials in a glass matrix30US 4,469,628 A1984
- Fixation by anion exchange of toxic materials in a glass matrix29US 4,333,847 A1982
- Fixation of dissolved metal species with a complexing agent29US 4,659,512 A1987