C03B 32/00
Thermal after-treatment of glass products not provided for in groups c03b19/00
Official title: Thermal after-treatment of glass products not provided for in groups {C03B19/00} , C03B25/00 - C03B31/00 {or C03B37/00}, e.g. crystallisation, eliminating gas inclusions or other impurities; {Hot-pressing vitrified, non-porous, shaped glass products}
C03B32/00 (Thermal after-treatment of glass products not provided for in groups c03b19/00 ) appears on 654 US grants and 784 published applications in this corpus.
Search patents in C03B- Granted patents
- 654
- Published applications
- 784
- Assignees
- 265
- Inventors
- 1,525
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 6 | 0 |
| 1978 | 7 | 0 |
| 1979 | 3 | 0 |
| 1980 | 15 | 0 |
| 1981 | 4 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 6 | 0 |
| 1992 | 6 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 5 | 0 |
| 1997 | 6 | 0 |
| 1998 | 8 | 0 |
| 1999 | 9 | 0 |
| 2000 | 7 | 0 |
| 2001 | 12 | 5 |
| 2002 | 12 | 15 |
| 2003 | 14 | 30 |
| 2004 | 13 | 13 |
| 2005 | 6 | 18 |
| 2006 | 12 | 7 |
| 2007 | 11 | 26 |
| 2008 | 6 | 18 |
| 2009 | 11 | 21 |
| 2010 | 8 | 10 |
| 2011 | 22 | 21 |
| 2012 | 13 | 25 |
| 2013 | 13 | 21 |
| 2014 | 17 | 34 |
| 2015 | 19 | 48 |
| 2016 | 28 | 48 |
| 2017 | 46 | 50 |
| 2018 | 24 | 43 |
| 2019 | 50 | 35 |
| 2020 | 38 | 47 |
| 2021 | 31 | 39 |
| 2022 | 27 | 36 |
| 2023 | 34 | 47 |
| 2024 | 17 | 60 |
| 2025 | 29 | 36 |
| 2026 | 29 | 31 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Zirconia-toughened glass ceramics6 Oct 2026US 12,753,111 B2Corning Incorporated
- Dental bulk block for CAD/CAM machining process and manufacturing method of the same29 Sep 2026US 12,746,102 B2Hass Co., Ltd.
- 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
- Cassette for loading glass and glass treatment method25 Aug 2026US 12,715,806 B2Samsung Display Co., Ltd.
- Cooling method and apparatus for flame sealing method of glass capillary8 Oct 2026US 2026/0308041 A1East China University of Science and Technology
- Microcrystalline glass, microcrystalline glass product and manufacturing method thereof8 Oct 2026US 2026/0308046 A1Cdgm Glass Co., Ltd
- Glass-ceramic articles with increased resistance to fracture and methods for making the same17 Sep 2026US 2026/0274742 A1Corning Incorporated
- Germanate glass-ceramic precipitating liluf4 nanocrystals and preparation method thereof17 Sep 2026US 2026/0274743 A1China Jiliang University
- Glass ceramic molding for dental purposes27 Aug 2026US 2026/0250181 A1Vita Zahnfabrik H. Rauter GmbH & Co.KG
Most cited
By later US patents
- Differential densification strengthening of glass-ceramics202US 3,931,438 ACorning Glass Works · 1976
- Method of heat-treating a glass substrate155US 5,674,304 ASemiconductor Energy Laboratory Co.Ltd. · 1997
- Pressable lithium disilicate glass ceramics138US 6,455,451 B1Jeneric/Pentron Incorporated · 2002
- Lithium disilicate glass-ceramics129US 6,802,894 B2Jeneric/Pentron Incorporated · 2004
- Lithium disilicate glass ceramics117US 6,517,623 B1Jeneric/Pentron Incorporated · 2003