C03B 18/02
Forming sheets
C03B18/02 (Forming sheets) appears on 341 US grants and 280 published applications in this corpus.
Search patents in C03B- Granted patents
- 341
- Published applications
- 280
- Assignees
- 98
- Inventors
- 725
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 20 | 0 |
| 1977 | 17 | 0 |
| 1978 | 15 | 0 |
| 1979 | 8 | 0 |
| 1980 | 9 | 0 |
| 1981 | 11 | 0 |
| 1982 | 21 | 0 |
| 1983 | 7 | 0 |
| 1984 | 5 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 8 | 0 |
| 1989 | 4 | 0 |
| 1990 | 1 | 0 |
| 1991 | 6 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 8 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 3 |
| 2003 | 1 | 3 |
| 2004 | 2 | 6 |
| 2005 | 1 | 6 |
| 2006 | 4 | 6 |
| 2007 | 1 | 16 |
| 2008 | 2 | 7 |
| 2009 | 2 | 9 |
| 2010 | 6 | 11 |
| 2011 | 5 | 19 |
| 2012 | 11 | 13 |
| 2013 | 7 | 7 |
| 2014 | 13 | 18 |
| 2015 | 8 | 9 |
| 2016 | 7 | 26 |
| 2017 | 7 | 15 |
| 2018 | 16 | 13 |
| 2019 | 13 | 13 |
| 2020 | 10 | 12 |
| 2021 | 4 | 17 |
| 2022 | 9 | 11 |
| 2023 | 12 | 10 |
| 2024 | 14 | 13 |
| 2025 | 10 | 8 |
| 2026 | 8 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C03B 18/04Changing or regulating the dimensions of the molten glass ribbon88
- C03B 18/16Construction of the float tank74
- C03B 18/18Controlling or regulating the temperature of the float bath73
- C03B 18/20Composition of the atmosphere above the float bath67
- C03B 18/12Making multilayer, coloured or armoured glass27
- C03B 18/14Changing the surface of the glass ribbon25
Recent patents
- Alkali-free aluminoborosilicate glass14 Jul 2026US 12,679,761 B2Bengbu China Optoelectronic Technology Co., Ltd
- Alkali-free glass2 Jun 2026US 12,643,815 B2AGC Inc.
- Method and apparatus for processing glass elements31 Mar 2026US 12,590,025 B2Schott AG
- Low iron, high redox ratio, and high iron, high redox ratio, soda-lime-silica glasses and methods of making same17 Mar 2026US 12,577,145 B2Vitro Flat Glass LLC
- Method and system for controlling a tin bath atmosphere for the reduction of surface defects10 Mar 2026US 12,570,563 B2Air Products and Chemicals, Inc.
- Alkali-free glass10 Sep 2026US 2026/0265116 A1AGC Inc.
- Privacy Glass With Chromium6 Aug 2026US 2026/0225943 A1Vitro Flat Glass LLC
- High-generation tft-lcd glass substrate preparation process9 Jul 2026US 2026/0193123 A1Bengbu China Optoelectronic Technology Co., Ltd
- Method, System, and Computer Program Product for Controlling Glass Production28 May 2026US 2026/0145981 A1Vitro Flat Glass LLC
- Method and System for Controlling a Tin Bath Atmosphere for the Reduction of Surface Defects21 May 2026US 2026/0138909 A1Air Products and Chemicals, Inc.
Most cited
By later US patents
- Highly transparent, edge colored glass140US 5,030,594 APPG Industries, Inc. · 1991
- Lightly tinted glass compatible with wood tones129US 5,030,593 APPG Industries, Inc. · 1991
- Patterned float glass method108US 4,746,347 APPG Industries, Inc. · 1988
- Glass sheet and glass sheet photoelectric converter device85US 7,087,307 B2Nippon Sheet Glass Co., Ltd. · 2006
- Glass ribbon float tank with a pyrometer assembly having a heated viewing tube and method of use77US 4,303,435 APPG Industries, Inc. · 1981