B66B 13/06
Of sliding doors
Official title: of sliding doors
B66B13/06 (Of sliding doors) appears on 157 US grants and 131 published applications in this corpus.
Search patents in B66B- Granted patents
- 157
- Published applications
- 131
- Assignees
- 42
- Inventors
- 305
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 5 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 9 | 0 |
| 1998 | 9 | 0 |
| 1999 | 5 | 0 |
| 2000 | 4 | 0 |
| 2001 | 1 | 2 |
| 2002 | 0 | 1 |
| 2003 | 2 | 0 |
| 2004 | 1 | 4 |
| 2005 | 1 | 4 |
| 2006 | 3 | 4 |
| 2007 | 4 | 4 |
| 2008 | 0 | 5 |
| 2009 | 3 | 1 |
| 2010 | 1 | 2 |
| 2011 | 0 | 4 |
| 2012 | 1 | 6 |
| 2013 | 2 | 3 |
| 2014 | 2 | 3 |
| 2015 | 3 | 7 |
| 2016 | 4 | 7 |
| 2017 | 7 | 8 |
| 2018 | 6 | 3 |
| 2019 | 4 | 13 |
| 2020 | 4 | 18 |
| 2021 | 5 | 4 |
| 2022 | 16 | 5 |
| 2023 | 9 | 3 |
| 2024 | 4 | 3 |
| 2025 | 3 | 11 |
| 2026 | 5 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Car of elevator, and elevator29 Sep 2026US 12,747,137 B2Fujitec Co., Ltd.
- Hoistway module for forming a hoistway composed of stacked hoistway modules for an elevator installation18 Aug 2026US 12,709,519 B2
- 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
- Door system for an elevator car, elevator system and method for evacuating an elevator car17 Feb 2026US 12,552,641 B2Inventio AG
- Elevator door device13 Jan 2026US 12,522,474 B2Fujitec Co., Ltd.
- 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
- Evaluation of a condition of an automatic door drive belt13 Aug 2026US 2026/0233969 A1Kone Corporation
- Freight elevator pallet rack system13 Aug 2026US 2026/0233974 A1Otis Elevator Company
- Car for an elevator, and elevator28 May 2026US 2026/0145911 A1Inventio AG
- Lost motion slider for operating an elevator car door interlock21 May 2026US 2026/0138851 A1Otis Elevator Company
Most cited
By later US patents
- Double-drive automatic sliding door operator68US 5,711,112 AOtis Elevator Company · 1998
- Detection device having energy transmitters located at vertically spaced apart points along movable doors60US 4,794,248 AOtis Elevator Company · 1988
- Wrap-around elevator door44US 6,082,499 AVertisys International, Inc. · 2000
- Linear door motor system for elevators31US 5,373,120 AOtis Elevator Company · 1994
- Vertical lift gate assembly30US 5,806,245 A1998