C03C 21/00
Treatment of glass, not in the form of fibres or filaments, by
Official title: Treatment of glass, not in the form of fibres or filaments, by diffusing ions or metals in the surface
C03C21/00 (Treatment of glass, not in the form of fibres or filaments, by) appears on 1,846 US grants and 2,496 published applications in this corpus.
Search patents in C03C- Granted patents
- 1,846
- Published applications
- 2,496
- Assignees
- 351
- Inventors
- 2,875
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 28 | 0 |
| 1977 | 24 | 0 |
| 1978 | 16 | 0 |
| 1979 | 13 | 0 |
| 1980 | 8 | 0 |
| 1981 | 8 | 0 |
| 1982 | 4 | 0 |
| 1983 | 7 | 0 |
| 1984 | 9 | 0 |
| 1985 | 7 | 0 |
| 1986 | 2 | 0 |
| 1987 | 8 | 0 |
| 1988 | 5 | 0 |
| 1989 | 15 | 0 |
| 1990 | 11 | 0 |
| 1991 | 11 | 0 |
| 1992 | 12 | 0 |
| 1993 | 3 | 0 |
| 1994 | 13 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 4 | 0 |
| 1998 | 9 | 0 |
| 1999 | 11 | 0 |
| 2000 | 11 | 0 |
| 2001 | 15 | 8 |
| 2002 | 12 | 5 |
| 2003 | 15 | 28 |
| 2004 | 11 | 15 |
| 2005 | 8 | 20 |
| 2006 | 8 | 14 |
| 2007 | 6 | 13 |
| 2008 | 3 | 18 |
| 2009 | 10 | 26 |
| 2010 | 12 | 39 |
| 2011 | 12 | 46 |
| 2012 | 15 | 64 |
| 2013 | 27 | 101 |
| 2014 | 61 | 137 |
| 2015 | 59 | 149 |
| 2016 | 73 | 134 |
| 2017 | 120 | 168 |
| 2018 | 99 | 177 |
| 2019 | 115 | 163 |
| 2020 | 127 | 193 |
| 2021 | 132 | 192 |
| 2022 | 142 | 193 |
| 2023 | 164 | 196 |
| 2024 | 161 | 165 |
| 2025 | 129 | 139 |
| 2026 | 70 | 93 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Hoistway mechanics of panoramic vacuum elevator29 Sep 2026US 12,747,136 B2Blissera Corp.
- Glass, chemically strengthened glass, and method for producing glass having curved shape29 Sep 2026US 12,747,180 B2AGC Inc.
- Cover glass with an anomalous stress profile, process for production thereof and use thereof22 Sep 2026US 12,741,903 B2Schott AG
- Crystallized glass15 Sep 2026US 12,735,348 B2Nippon Electric Glass Co., Ltd.
- Glass-ceramic dental prosthesis and method for preparing the same, method for reinforcing glass or glass-ceramics, and alkaline reinforcing paste15 Sep 2026US 12,735,350 B2Fuzhou Rick Brown Biomaterials Co., Ltd.
- Glass compositions that enable high compressive stress8 Oct 2026US 2026/0308044 A1Corning Incorporated
- Microcrystalline glass, microcrystalline glass product and manufacturing method thereof8 Oct 2026US 2026/0308046 A1Cdgm Glass Co., Ltd
- Glass-ceramic substrates having improved mechanical durability and microelectronic articles including same1 Oct 2026US 2026/0296954 A1Corning Incorporated
- Apparatus for manufacturing glass article and method for manufacturing glass article using the same24 Sep 2026US 2026/0285748 A1Samsung Display Co., Ltd.
- Glass composition for glass substrates containing optical waveguides17 Sep 2026US 2026/0274739 A1Corning Incorporated
Most cited
By later US patents
- Down-drawable, chemically strengthened glass for cover plate229US 7,666,511 B2Corning Incorporated · 2010
- Glass with compressive surface for consumer applications180US 8,561,429 B2Corning Incorporated · 2013
- Crack and scratch resistant glass and enclosures made therefrom172US 8,586,492 B2Corning Incorporated · 2013
- Dual stage ion exchange for chemical strengthening of glass170US 8,312,739 B2Corning Incorporated · 2012
- Method for making glass articles with defect-free surfaces162US 4,102,664 ACorning Glass Works · 1978