B66B 11/02
Cages, i.e. cars
Official title: Cages, {i.e. cars}(doors, gates or other apparatus controlling access to, or exit from, cages B66B13/00)
B66B11/02 (Cages, i.e. cars) appears on 532 US grants and 626 published applications in this corpus.
Search patents in B66B- Granted patents
- 532
- Published applications
- 626
- Assignees
- 138
- Inventors
- 1,156
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 5 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 10 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 5 | 0 |
| 1991 | 6 | 0 |
| 1992 | 3 | 0 |
| 1993 | 8 | 0 |
| 1994 | 8 | 0 |
| 1995 | 8 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 5 | 0 |
| 1999 | 7 | 0 |
| 2000 | 5 | 0 |
| 2001 | 6 | 2 |
| 2002 | 9 | 6 |
| 2003 | 7 | 8 |
| 2004 | 6 | 22 |
| 2005 | 4 | 7 |
| 2006 | 6 | 21 |
| 2007 | 10 | 17 |
| 2008 | 11 | 17 |
| 2009 | 9 | 10 |
| 2010 | 8 | 16 |
| 2011 | 6 | 15 |
| 2012 | 12 | 26 |
| 2013 | 8 | 16 |
| 2014 | 8 | 16 |
| 2015 | 22 | 21 |
| 2016 | 15 | 28 |
| 2017 | 31 | 43 |
| 2018 | 16 | 56 |
| 2019 | 32 | 59 |
| 2020 | 26 | 38 |
| 2021 | 31 | 44 |
| 2022 | 31 | 33 |
| 2023 | 45 | 26 |
| 2024 | 25 | 27 |
| 2025 | 26 | 26 |
| 2026 | 22 | 26 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Wireless power supply system22 Sep 2026US 12,741,845 B2Mitsubishi Electric Corporation
- Elevator power supply22 Sep 2026US 12,741,849 B2Otis Elevator Company
- Elevator system including wireless power transfer1 Sep 2026US 12,722,937 B2Otis Elevator Company
- Elevator car ceiling access system25 Aug 2026US 12,715,739 B2Otis Elevator Company
- Construction arrangement of an elevator and a method4 Aug 2026US 12,698,186 B2Kone Corporation
- Wheelchair-accessible elevator car20 Aug 2026US 2026/0242181 A1Thoma Aufzuege GmbH
- Tension device for elevator car, elevator car and elevator system13 Aug 2026US 2026/0233972 A1Otis Elevator Company
- Freight elevator pallet rack system13 Aug 2026US 2026/0233974 A1Otis Elevator Company
- Sabbath elevator6 Aug 2026US 2026/0225851 A1
- Customizable residential lift enclosure and lift6 Aug 2026US 2026/0225853 A1
Most cited
By later US patents
- Panel joint44US 4,199,907 AWestinghouse Electric Corp. · 1980
- Joint for interconnecting panels41US 4,144,689 AWestinghouse Electric Corp. · 1979
- Fire retardant panel apparatus and method of making and using same41US 7,897,235 B1Milwaukee Composites, Inc. · 2011
- Procedure and apparatus for damping the vibrations of an elevator car36US 5,027,925 AKone Elevator GmbH · 1991
- Active vibration control system for an elevator, which reduces horizontal and rotational forces acting on the car34US 5,294,757 AOtis Elevator Company · 1994