E06B 3/9644
L-shaped corner pieces having two articulated or flexible joined legs
Official title: {L-shaped corner pieces having two articulated or flexible joined legs; Corner joints with variable angle}
E06B3/9644 (L-shaped corner pieces having two articulated or flexible joined legs) appears on 42 US grants and 40 published applications in this corpus.
Search patents in E06B- Granted patents
- 42
- Published applications
- 40
- Assignees
- 35
- Inventors
- 79
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 2 |
| 2017 | 0 | 2 |
| 2018 | 3 | 3 |
| 2019 | 4 | 3 |
| 2020 | 2 | 3 |
| 2021 | 7 | 8 |
| 2022 | 4 | 5 |
| 2023 | 1 | 4 |
| 2024 | 5 | 2 |
| 2025 | 2 | 2 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Coastal impact resistant fenestrations including corner key with overlap geometry17 Mar 2026US 12,577,828 B2Andersen Corporation
- Corner window lite assemblies3 Feb 2026US 12,540,504 B2Av Builder Corp
- Main tilting door for closing an access opening of a room26 Aug 2025US 12,398,589 B2SILVELOX GROUP S.p.A.
- Connecting fitting construction materials and connecting method therefor15 Apr 2025US 12,276,155 B2Bunka Shutter Co., Ltd.
- Corner window lite assemblies9 Jul 2024US 12,031,377 B2Av Builder Corp
- Corner window lite assemblies18 Jun 2026US 2026/0168316 A1Av Builder Corp
- Corner connectors for corner joints of framed assemblies11 Jun 2026US 2026/0160121 A1Arconic Technologies LLC
- Security frame corner connector7 Aug 2025US 2025/0250849 A1Riot Glass, LLC
- Frame corner key29 May 2025US 2025/0172036 A1MI Windows and Doors, LLC
- Corner window lite assemblies12 Sep 2024US 2024/0301746 A1Av Builder Corp
Most cited
By later US patents
- Method of connecting insulated glass frame41US 4,357,744 A1982
- Muntin clip28US 5,456,048 ACaradon Better-Bilt, Inc. · 1995
- Flexible joint building system25US 4,773,193 AButler Manufacturing Company · 1988
- Flexible corner connector for insulated glass panel spacer frame16US 5,154,531 AAlumet Mfg. Inc. · 1992
- Fold-up corner piece for spacer tube assembly15US 4,822,205 AIndal Limited · 1989