B61G 9/22
Supporting framework
Official title: Supporting framework, e.g. cradles; Spring housings
B61G9/22 (Supporting framework) appears on 63 US grants and 47 published applications in this corpus.
Search patents in B61G- Granted patents
- 63
- Published applications
- 47
- Assignees
- 38
- Inventors
- 112
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 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 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 1 |
| 2003 | 0 | 1 |
| 2004 | 1 | 1 |
| 2005 | 0 | 2 |
| 2006 | 2 | 2 |
| 2007 | 2 | 2 |
| 2008 | 0 | 9 |
| 2009 | 2 | 2 |
| 2010 | 2 | 1 |
| 2011 | 4 | 1 |
| 2012 | 4 | 0 |
| 2013 | 1 | 2 |
| 2014 | 2 | 1 |
| 2015 | 0 | 1 |
| 2016 | 2 | 1 |
| 2017 | 0 | 1 |
| 2018 | 2 | 3 |
| 2019 | 2 | 4 |
| 2020 | 2 | 3 |
| 2021 | 4 | 3 |
| 2022 | 1 | 2 |
| 2023 | 3 | 2 |
| 2024 | 1 | 1 |
| 2025 | 1 | 0 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- End enclosure for light rail vehicles26 May 2026US 12,637,117 B2Applied Research Associates, Inc.
- Yoke assembly for a coupler system24 Mar 2026US 12,583,490 B2Transportation IP Holdings, LLC
- Yoke-mounted coupler support3 Feb 2026US 12,539,897 B2Strato Technology Solutions, LLC
- Energy dissipation device18 Nov 2025US 12,472,998 B2Rxd - Research Exchange Development AB
- Train coupler arrangement with axial expansion module23 Jul 2024US 12,043,296 B2Dellner Couplers AB
- Spacer arrangement for a mounting compartment of a rail vehicle and method for installing a draft gear and a spacer arrangement in a mounting compartment2 Apr 2026US 2026/0091811 A1Dellner Couplers AB
- End enclosure for light rail vehicles4 Apr 2024US 2024/0109563 A1Applied Research Associates, Inc.
- Energy dissipation device16 Nov 2023US 2023/0365168 A1Rxd - Research Exchange Development AB
- Yoke assembly for a coupler system2 Mar 2023US 2023/0063070 A1Transportation IP Holdings, LLC
- Yoke-mounted coupler support6 Oct 2022US 2022/0315069 A1Strato, Inc.
Most cited
By later US patents
- Railcar draft gear assembly and system37US 6,446,820 B1AMSTED Industries Incorporated · 2002
- Railcar draft gear assembly and system28US 6,681,943 B2AMSTED Industries Incorporated · 2004
- Cast draft sill19US 4,252,068 ADresser Industries, Inc. · 1981
- Method of making composite spin welded coupler carrier assembly12US 4,427,471 AHolland Company · 1984
- Carrier assembly for use with a rotary railroad coupler system10US 4,333,576 AAMSTED Industries Incorporated · 1982