E06B 1/524
Mullions
Official title: {Mullions; Transoms}
E06B1/524 (Mullions) appears on 124 US grants and 101 published applications in this corpus.
Search patents in E06B- Granted patents
- 124
- Published applications
- 101
- Assignees
- 61
- Inventors
- 175
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 6 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 0 |
| 2002 | 4 | 6 |
| 2003 | 3 | 2 |
| 2004 | 2 | 2 |
| 2005 | 2 | 1 |
| 2006 | 2 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 5 |
| 2009 | 2 | 2 |
| 2010 | 0 | 2 |
| 2011 | 5 | 7 |
| 2012 | 4 | 5 |
| 2013 | 2 | 6 |
| 2014 | 7 | 4 |
| 2015 | 4 | 4 |
| 2016 | 5 | 2 |
| 2017 | 5 | 8 |
| 2018 | 6 | 5 |
| 2019 | 6 | 9 |
| 2020 | 7 | 5 |
| 2021 | 6 | 6 |
| 2022 | 3 | 5 |
| 2023 | 4 | 3 |
| 2024 | 5 | 7 |
| 2025 | 4 | 0 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Enclosure system for building entryway15 Sep 2026US 12,735,908 B2Arconic Technologies LLC
- Mull system for windows and doors23 Jun 2026US 12,662,869 B2MI Windows and Doors, LLC
- Door assembly30 Sep 2025US 12,428,901 B2Endura Products, Inc.
- Smart entryway4 Feb 2025US 12,215,542 B2LG Electronics Inc.
- Entryway systems with variable light transmission panels14 Jan 2025US 12,197,097 B2Glass Dynamics, Inc.
- Modular fenestration system9 Jul 2026US 2026/0193930 A1
- Door Panel with Reinforced Structure and Quick Interchangeability18 Jun 2026US 2026/0168315 A1
- Adjusting structure and louver window with adjustable dividing structure23 Apr 2026US 2026/0110211 A1Union Winner International Co., Ltd.
- Door assembly8 Jan 2026US 2026/0009280 A1Endura Products, Inc.
- Connector system, apparatus and methods for a door frame assembly12 Dec 2024US 2024/0410219 A1Endura Products, Inc.
Most cited
By later US patents
- Threshold assembly with pre-fitted draining jamb boots and pre-fitted mull boots55US 6,763,639 B2Endura Products, Inc. · 2004
- Wood and vinyl hybrid residential door frame54US 5,758,458 A1998
- Structural frame members52US 6,405,504 B1Ultraframe (UK) Limited · 2002
- Adjustable threshold assembly with water-tight seal49US 5,524,391 AImperial Products, Inc. · 1996
- Door and sidelights with visually matching curves47US 6,615,558 B2Andersen Corporation · 2003