B21L 9/06
Sorting, feeding, assembling, riveting, or finishing parts of chains
B21L9/06 (Sorting, feeding, assembling, riveting, or finishing parts of chains) appears on 95 US grants and 66 published applications in this corpus.
Search patents in B21L- Granted patents
- 95
- Published applications
- 66
- Assignees
- 51
- Inventors
- 170
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 4 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 6 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 2 |
| 2002 | 2 | 3 |
| 2003 | 5 | 6 |
| 2004 | 1 | 3 |
| 2005 | 1 | 1 |
| 2006 | 5 | 1 |
| 2007 | 0 | 3 |
| 2008 | 2 | 9 |
| 2009 | 1 | 3 |
| 2010 | 4 | 1 |
| 2011 | 2 | 4 |
| 2012 | 3 | 3 |
| 2013 | 2 | 1 |
| 2014 | 4 | 3 |
| 2015 | 4 | 2 |
| 2016 | 3 | 0 |
| 2017 | 0 | 3 |
| 2018 | 2 | 4 |
| 2019 | 2 | 2 |
| 2020 | 2 | 3 |
| 2021 | 1 | 2 |
| 2022 | 4 | 3 |
| 2023 | 0 | 1 |
| 2024 | 2 | 1 |
| 2025 | 1 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Track disassembling device19 May 2026US 12,630,239 B2Huaneng Yimin Coal-Power Co., Ltd.
- Chain damping system and method25 Feb 2025US 12,234,886 B2
- Chain tool for different speed chains13 Aug 2024US 12,059,723 B2
- Systems and methods for repairing chains16 Apr 2024US 11,958,102 B2Rexnord Industries, LLC
- Link press assembly and method of use6 Dec 2022US 11,518,130 B2WTC Machinery, LLC
- Handheld Tool for Detaching and Attaching Agricultural Chain Link3 Apr 2025US 2025/0108432 A1
- Processing chains16 Jan 2025US 2025/0018462 A1
- Track disassembling device19 Dec 2024US 2024/0417932 A1Huaneng Yimin Coal-Power Co., Ltd.
- Chain and method for manufacturing a chain12 Oct 2023US 2023/0321716 A1Kaga Industries Co., Ltd.
- Systems and methods for repairing chains17 Nov 2022US 2022/0362835 A1Rexnord Industries, LLC
Most cited
By later US patents
- Linked ring structures49US 7,086,218 B1M & J - R & R Grosbard, Inc. · 2006
- Power transmission chain30US 4,509,937 ABorg-Warner Corporation · 1985
- Power transmission chain29US 4,509,323 ABorg-Warner Corporation · 1985
- Tool and method for removing a clip member from a master link in a chain member19US 5,193,336 A1993
- Track joint and method of assembling same18US 4,594,846 ACaterpillar Tractor Co. · 1986