B66B 13/04
Of swinging doors
Official title: of swinging doors
B66B13/04 (Of swinging doors) appears on 6 US grants and 6 published applications in this corpus.
Search patents in B66B- Granted patents
- 6
- Published applications
- 6
- Assignees
- 4
- Inventors
- 11
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
| 2023 | 1 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Door system for an elevator car, elevator system and method for evacuating an elevator car17 Feb 2026US 12,552,641 B2Inventio AG
- Elevator door interlock assembly10 Oct 2023US 11,780,710 B1Atlas Elevator Components, Inc.
- Door detection system and method27 Dec 2022US 11,535,494 B2G.A.L. Manufacturing Company, LLC
- Swing lock mechanism4 Sep 2007US 7,264,089 B2
- Swinging elevator hatchway door interlock9 Dec 2003US 6,659,514 B2Thyssen Elevator Capital Corp.
- Customizable residential lift enclosure and lift6 Aug 2026US 2026/0225853 A1
- Door system for an elevator car, elevator system and method for evacuating an elevator car5 Jun 2025US 2025/0178868 A1Inventio AG
- Elevator door interlock assembly28 Sep 2023US 2023/0303363 A1Atlas Elevator Components, Inc.
- Door Detection System And Method18 Feb 2021US 2021/0047147 A1G.A.L. Manufacturing Company, LLC
- Swing lock mechanism10 Aug 2006US 2006/0175145 A1
Most cited
By later US patents