B66C 7/04
Trackway suspension
B66C7/04 (Trackway suspension) appears on 33 US grants and 30 published applications in this corpus.
Search patents in B66C- Granted patents
- 33
- Published applications
- 30
- Assignees
- 22
- Inventors
- 76
- Latest grant
- 13 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 2 |
| 2005 | 0 | 1 |
| 2006 | 2 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 4 |
| 2009 | 2 | 0 |
| 2010 | 2 | 0 |
| 2011 | 1 | 2 |
| 2012 | 0 | 0 |
| 2013 | 0 | 3 |
| 2014 | 0 | 1 |
| 2015 | 4 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 1 |
| 2018 | 1 | 3 |
| 2019 | 2 | 3 |
| 2020 | 2 | 2 |
| 2021 | 3 | 1 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 2 | 2 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Overhead rail attachment13 Jan 2026US 12,523,243 B2Kee Safety Limited
- Methods and apparatus for constructing glass furnace refractory structures22 Oct 2024US 12,122,646 B2Fosbel, Inc.
- Winged stopper for overhead rail system18 Jun 2024US 12,012,315 B2Honda Motor Co., Ltd.
- Aircraft security door and method and apparatus for security door handling26 Jul 2022US 11,396,357 B2The Boeing Company
- Crane assembly29 Jun 2021US 11,046,558 B2
- Overhead rail attachment11 Jul 2024US 2024/0229836 A9Kee Safety Limited
- Overhead rail attachment25 Apr 2024US 2024/0133403 A1Kee Safety Limited
- Winged stopper for overhead rail system25 Aug 2022US 2022/0267962 A1Honda Motor Co., Ltd.
- Methods and apparatus for constructing glass furnace refractory structures28 Oct 2021US 2021/0331899 A1Fosbel, Inc.
- Aircraft security door and method and apparatus for security door handling16 Jul 2020US 2020/0223527 A1The Boeing Company
Most cited
By later US patents
- Hanger bracket for track rails94US 5,598,785 AKnight Industries, Inc. · 1997
- Traveling mechanism in a lifting arrangement which is moveable on rails29US 6,058,849 AMannesmann Aktiengesellschaft · 2000
- Support structures17US 6,575,100 B2BHM Medical Inc. · 2003
- Crane assembly15US 7,850,026 B22010
- Modular lift rail system13US 5,669,518 A1997