B66B 13/16
Door or gate locking devices controlled or primarily controlled by condition of
Official title: Door or gate locking devices controlled or primarily controlled by condition of cage, e.g. movement or position
B66B13/16 (Door or gate locking devices controlled or primarily controlled by condition of) appears on 136 US grants and 131 published applications in this corpus.
Search patents in B66B- Granted patents
- 136
- Published applications
- 131
- Assignees
- 39
- Inventors
- 300
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 5 | 0 |
| 1998 | 3 | 0 |
| 1999 | 7 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 2 |
| 2003 | 3 | 2 |
| 2004 | 0 | 0 |
| 2005 | 1 | 1 |
| 2006 | 1 | 5 |
| 2007 | 1 | 1 |
| 2008 | 4 | 6 |
| 2009 | 1 | 0 |
| 2010 | 2 | 2 |
| 2011 | 1 | 5 |
| 2012 | 2 | 5 |
| 2013 | 2 | 3 |
| 2014 | 2 | 2 |
| 2015 | 3 | 4 |
| 2016 | 1 | 3 |
| 2017 | 7 | 8 |
| 2018 | 2 | 17 |
| 2019 | 4 | 14 |
| 2020 | 7 | 11 |
| 2021 | 15 | 8 |
| 2022 | 17 | 4 |
| 2023 | 11 | 5 |
| 2024 | 2 | 8 |
| 2025 | 3 | 7 |
| 2026 | 4 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Elevator6 Oct 2026US 12,753,048 B2Inventio AG
- Safety locking device for a shaft door of an elevator and method for opening a shaft door of an elevator using a safety locking device16 Jun 2026US 12,654,993 B2Inventio AG
- Arrangement, elevator and method21 Apr 2026US 12,606,418 B2Kone Corporation
- Elevator and door lock therefor and method for unlocking thereof6 Jan 2026US 12,515,919 B2
- Elevator car door locking device and elevator equipment25 Nov 2025US 12,479,701 B2Otis Elevator Company
- Safety locking device for a shaft door of an elevator and method for opening a shaft door of an elevator using a safety locking device1 Oct 2026US 2026/0296836 A1Inventio AG
- Elevator car door restrictor solenoid assembly and method27 Aug 2026US 2026/0250104 A1Argus Elevator LLC
- Car door interlock13 Aug 2026US 2026/0233975 A1Otis Elevator Company
- Lock hook assembly, door hanging plate assembly, hall door lock device, and elevator system9 Jul 2026US 2026/0193060 A1Otls Elevator Company
- Modular elevator access enclosure system18 Jun 2026US 2026/0167461 A1ABEC Manufacturing, LLC
Most cited
By later US patents
- Elevator car and door motion interlocks26US 4,367,810 AOtis Elevator Company · 1983
- Elevator evacuation deterrent device25US 5,819,877 AOtis Elevator Company · 1998
- Apparatus for opening and closing a car door and a shaft door of an elevator installation23US 6,021,871 AInventio AG · 2000
- Vehicle door lock for limiting door opening to specified vehicle positions22US 4,364,454 AG.A.L. Manufacturing Company, LLC · 1982
- Car door safety interlock20US 4,313,525 AMontgomery Elevator Company · 1982