B66B 29/06
Combplates
B66B29/06 (Combplates) appears on 46 US grants and 31 published applications in this corpus.
Search patents in B66B- Granted patents
- 46
- Published applications
- 31
- Assignees
- 23
- Inventors
- 112
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 1 |
| 2003 | 3 | 1 |
| 2004 | 0 | 2 |
| 2005 | 2 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 2 |
| 2008 | 3 | 3 |
| 2009 | 1 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 2 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 1 |
| 2016 | 2 | 1 |
| 2017 | 0 | 0 |
| 2018 | 1 | 3 |
| 2019 | 3 | 2 |
| 2020 | 2 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 8 |
| 2026 | 4 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Automatic conveyor device11 Aug 2026US 12,703,608 B2Otis Elevator Company
- Automatic conveyor device11 Aug 2026US 12,703,609 B2Otis Elevator Company
- Passenger conveyor system and anti-collision device for step and comb plate14 Jul 2026US 12,679,700 B2Otis Elevator Company
- Escalator combplate retraction device26 May 2026US 12,637,331 B2Otis Elevator Company
- Dynamic comb for conveyance systems for moving people or objects9 Sep 2025US 12,410,038 B1Beltways Inc.
- Dynamic comb for conveyance systems for moving people or objects11 Sep 2025US 2025/0282579 A1Beltways Inc.
- Automatic conveyor device20 Feb 2025US 2025/0059003 A1Otis Elevator Company
- Escalator combplate retraction device20 Feb 2025US 2025/0059004 A1Otis Elevator Company
- Automatic conveyor device20 Feb 2025US 2025/0059005 A1Otis Elevator Company
- System for detecting broken combplate teeth of an escalator13 Feb 2025US 2025/0051140 A1Otis Elevator Company
Most cited
By later US patents
- Escalator comb safety device16US 4,800,998 AOtis Elevator Company · 1989
- Escalator combteeth force detector16US 6,644,457 B2Inventio AG · 2003
- Combplate safety device15US 5,255,771 AMontgomery Elevator Company · 1993
- Systems for the conveyance of standing passengers15US 6,241,070 B1Loderway Pty. Limited · 2001
- Passenger conveyors12US 4,088,219 ADunlop Limited · 1978