C03B 23/0252
By gravity only
Official title: {by gravity only, e.g. sagging (C03B23/035 takes precedence)}
C03B23/0252 (By gravity only) appears on 271 US grants and 213 published applications in this corpus.
Search patents in C03B- Granted patents
- 271
- Published applications
- 213
- Assignees
- 94
- Inventors
- 550
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 7 | 0 |
| 1978 | 7 | 0 |
| 1979 | 1 | 0 |
| 1980 | 6 | 0 |
| 1981 | 6 | 0 |
| 1982 | 4 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 4 | 0 |
| 1987 | 1 | 0 |
| 1988 | 7 | 0 |
| 1989 | 6 | 0 |
| 1990 | 5 | 0 |
| 1991 | 9 | 0 |
| 1992 | 9 | 0 |
| 1993 | 5 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 5 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 9 | 0 |
| 2001 | 4 | 1 |
| 2002 | 4 | 8 |
| 2003 | 5 | 7 |
| 2004 | 4 | 6 |
| 2005 | 2 | 8 |
| 2006 | 4 | 3 |
| 2007 | 4 | 6 |
| 2008 | 4 | 6 |
| 2009 | 0 | 4 |
| 2010 | 3 | 12 |
| 2011 | 3 | 10 |
| 2012 | 11 | 5 |
| 2013 | 9 | 10 |
| 2014 | 4 | 9 |
| 2015 | 5 | 8 |
| 2016 | 11 | 9 |
| 2017 | 5 | 10 |
| 2018 | 1 | 12 |
| 2019 | 9 | 12 |
| 2020 | 11 | 16 |
| 2021 | 9 | 18 |
| 2022 | 9 | 10 |
| 2023 | 7 | 8 |
| 2024 | 14 | 8 |
| 2025 | 6 | 4 |
| 2026 | 5 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Forming apparatus of curved display panel, forming method thereof, and curved display panel16 Jun 2026US 12,655,053 B2Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
- Method for bending and tempering of curved glass using flexible shafts16 Jun 2026US 12,655,054 B2Luoyang Landglass Technology Co., Ltd
- Method for shaping coated glass sheets2 Jun 2026US 12,643,811 B2Pilkington Group Limited
- Method for producing laminated glass for automobile windows10 Mar 2026US 12,570,074 B2AGC Inc.
- Method, device, and system for glass bending17 Feb 2026US 12,552,700 B2Saint-Gobain Sekurit France
- Edge de-coated glass and forming method therefor6 Aug 2026US 2026/0225947 A1Fuyao Glass Industry Group Co., Ltd.
- Method for producing laminated glass for automobile windows18 Jun 2026US 2026/0166859 A1AGC Inc.
- Two-stage forming of a multi-dimensional glass-based article28 May 2026US 2026/0145982 A1Corning Incorporated
- Table made entirely from tempered glass10 Jul 2025US 2025/0221535 A1
- Boroaluminosilicate glass composition having high fusion flow rate and advantaged pair shaping temperature12 Jun 2025US 2025/0187971 A1Corning Incorporated
Most cited
By later US patents
- Speaker identification system using word recognition templates122US 4,363,102 ABell Telephone Laboratories, Incorporated · 1982
- Apparatus and method for bending glass sheets63US 4,204,854 A1980
- Method and apparatus for shaping glass sheets by roll forming58US 4,139,359 APPG Industries, Inc. · 1979
- Apparatus for bending and tempering glass57US 4,282,026 A1981
- Method and device for bending sheets49US 8,978,418 B2Saint-Gobain Glass France · 2015