E06B 3/67308
Making spacer frames
Official title: {Making spacer frames, e.g. by bending or assembling straight sections (connectors E06B3/667)}
E06B3/67308 (Making spacer frames) appears on 126 US grants and 98 published applications in this corpus.
Search patents in E06B- Granted patents
- 126
- Published applications
- 98
- Assignees
- 59
- Inventors
- 135
- Latest grant
- 15 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 5 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 6 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 3 |
| 2002 | 6 | 3 |
| 2003 | 1 | 2 |
| 2004 | 0 | 3 |
| 2005 | 1 | 4 |
| 2006 | 3 | 8 |
| 2007 | 0 | 6 |
| 2008 | 3 | 3 |
| 2009 | 2 | 5 |
| 2010 | 4 | 4 |
| 2011 | 5 | 3 |
| 2012 | 3 | 4 |
| 2013 | 3 | 1 |
| 2014 | 3 | 2 |
| 2015 | 2 | 2 |
| 2016 | 4 | 10 |
| 2017 | 3 | 4 |
| 2018 | 1 | 7 |
| 2019 | 12 | 5 |
| 2020 | 2 | 4 |
| 2021 | 5 | 4 |
| 2022 | 2 | 3 |
| 2023 | 1 | 0 |
| 2024 | 3 | 1 |
| 2025 | 2 | 4 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method and device for manufacturing and applying a rigid spacer frame to an insulating glass15 Jul 2025US 12,359,496 B2Forel SPA
- Low thermal conducting spacer assembly for an insulating glazing unit1 Apr 2025US 12,264,533 B2Vitro Flat Glass LLC
- Spacer frame with rising locking member5 Nov 2024US 12,134,931 B2GED Integrated Solutions, Inc.
- Hanging register storage unit for a bending machine for spacer frames of insulating glass panes30 Apr 2024US 11,970,335 B2Glaston Germany GmbH
- Low thermal conducting spacer assembly for an insulating glazing unit2 Jan 2024US 11,859,439 B2Vitro Flat Glass LLC
- Spacer with improved mechanical stiffness25 Jun 2026US 2026/0176912 A1
- System and method for structural glass fin panel21 May 2026US 2026/0139542 A1Innovation Glass, LLC
- Spacer frame assembly and method of manufacturing5 Feb 2026US 2026/0035989 A1GED Integrated Solutions, Inc.
- Insulating Glass Unit Spacer Bar Frame and Method for Producing Same25 Dec 2025US 2025/0389150 A1Shandong Natergy Energy Technology Co., Ltd.
- Insulating glass units, spacers for insulating glass units, and methods for producing insulating glass units7 Aug 2025US 2025/0250847 A1
Most cited
By later US patents
- Method of making a spacer frame assembly93US 5,361,476 AGlass Equipment Development, Inc. · 1994
- Method of making a spacer frame assembly88US 5,295,292 AGlass Equipment Development, Inc. · 1994
- Spacer for an insulated window panel assembly81US 5,640,828 AWeather Shield Mfg., Inc. · 1997
- Insulating multiple layer sealed units and insulating76US 4,994,309 ALauren Manufacturing Company · 1991
- Spacer and spacer frame for an insulating glazing unit and method of making same70US 5,177,916 APPG Industries, Inc. · 1993