C03B 27/0404
Nozzles, blow heads, blowing units or their arrangements, specially adapted for flat
Official title: {Nozzles, blow heads, blowing units or their arrangements, specially adapted for flat or bent glass sheets}
C03B27/0404 (Nozzles, blow heads, blowing units or their arrangements, specially adapted for flat) appears on 166 US grants and 100 published applications in this corpus.
Search patents in C03B- Granted patents
- 166
- Published applications
- 100
- Assignees
- 49
- Inventors
- 243
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 4 | 0 |
| 1978 | 2 | 0 |
| 1979 | 6 | 0 |
| 1980 | 9 | 0 |
| 1981 | 4 | 0 |
| 1982 | 4 | 0 |
| 1983 | 4 | 0 |
| 1984 | 2 | 0 |
| 1985 | 5 | 0 |
| 1986 | 4 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 6 | 0 |
| 1990 | 3 | 0 |
| 1991 | 5 | 0 |
| 1992 | 5 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 1 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 0 |
| 2002 | 5 | 1 |
| 2003 | 3 | 2 |
| 2004 | 1 | 3 |
| 2005 | 2 | 3 |
| 2006 | 1 | 7 |
| 2007 | 2 | 1 |
| 2008 | 1 | 2 |
| 2009 | 0 | 2 |
| 2010 | 0 | 2 |
| 2011 | 2 | 5 |
| 2012 | 3 | 5 |
| 2013 | 4 | 5 |
| 2014 | 3 | 4 |
| 2015 | 2 | 5 |
| 2016 | 1 | 14 |
| 2017 | 9 | 3 |
| 2018 | 4 | 0 |
| 2019 | 3 | 4 |
| 2020 | 2 | 5 |
| 2021 | 2 | 8 |
| 2022 | 0 | 8 |
| 2023 | 6 | 2 |
| 2024 | 5 | 4 |
| 2025 | 5 | 5 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Tempering furnace and method for assembling tempering furnace22 Sep 2026US 12,741,896 B2Glaston Finland Oy
- Method and apparatus for shaping a glass sheet24 Feb 2026US 12,559,406 B2Pilkington Group Limited
- Apparatus and method for eliminating stress spots on a surface of glass16 Dec 2025US 12,497,321 B2Luoyang North Glass Technology Co., Ltd.
- Glass tempering furnace and glass tempering method21 Oct 2025US 12,448,315 B2Songshan Lake Materials Laboratory
- Tool for locally cooling a glass sheet8 Jul 2025US 12,351,500 B2Saint-Gobain Glass France
- Glass tempering process, in particular for low-emission glasses23 Oct 2025US 2025/0326676 A1Mazzaroppi Engineering S.R.L.
- Thermally strengthened consumer electronic glass and related systems and methods31 Jul 2025US 2025/0243104 A1Corning Incorporated
- Glass tempering furnace and glass tempering method3 Apr 2025US 2025/0109055 A1Songshan Lake Materials Laboratory
- Device and method for cooling glass with air jets20 Mar 2025US 2025/0091929 A1Glaston Finland Oy
- Tempering furnace and method for assembling tempering furnace20 Feb 2025US 2025/0059079 A1Glaston Finland Oy
Most cited
By later US patents
- Apparatus for tempering and bending glass104US 5,938,810 ADonnelly Corporation · 1999
- Apparatus and method for tempering glass sheets58US 8,234,883 B2PPG Industries Ohio, Inc. · 2012
- Thin safety glass having improved mechanical characteristics52US 10,077,204 B2Corning Incorporated · 2018
- High strength glass having improved mechanical characteristics52US 9,975,801 B2Corning Incorporated · 2018
- Preventing gas from occupying a spray nozzle used in a process of scoring a hot glass sheet51US 8,132,427 B2Corning Incorporated · 2012