B62D 55/211
Bitubular chain links assembled by pins and double connectors
Official title: {Bitubular chain links assembled by pins and double connectors}
B62D55/211 (Bitubular chain links assembled by pins and double connectors) appears on 64 US grants and 38 published applications in this corpus.
Search patents in B62D- Granted patents
- 64
- Published applications
- 38
- Assignees
- 35
- Inventors
- 96
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 5 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 7 | 0 |
| 1990 | 4 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 2 | 5 |
| 2004 | 0 | 0 |
| 2005 | 2 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 2 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
| 2010 | 1 | 5 |
| 2011 | 1 | 0 |
| 2012 | 1 | 5 |
| 2013 | 3 | 0 |
| 2014 | 0 | 5 |
| 2015 | 1 | 0 |
| 2016 | 6 | 3 |
| 2017 | 2 | 0 |
| 2018 | 0 | 2 |
| 2019 | 1 | 2 |
| 2020 | 1 | 1 |
| 2021 | 2 | 0 |
| 2022 | 0 | 2 |
| 2023 | 1 | 2 |
| 2024 | 0 | 1 |
| 2025 | 1 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Chain pin assembly17 Feb 2026US 12,552,473 B2Italtractor Itm S.P.A.
- Rubber track unit21 Oct 2025US 12,448,066 B2Ls Mtron Ltd.
- Unitary link and track chain assembly of a work vehicle20 Jun 2023US 11,679,826 B2Deere & Company
- Bushing for a track assembly19 Oct 2021US 11,148,736 B2Caterpillar Inc.
- Method of track link manufacture5 Jan 2021US 10,882,574 B2Caterpillar Inc.
- Linked drive track and related components and methods24 Jul 2025US 2025/0236349 A1Splash Pool & Spa, Inc.
- Link and track20 Mar 2025US 2025/0091668 A1Caterpillar SARL
- Crawler chain26 Dec 2024US 2024/0425127 A1DST Defence Service Tracks GmbH
- Chain pin assembly6 Jul 2023US 2023/0211839 A1Italtractor Itm S.P.A.
- Rubber track unit2 Feb 2023US 2023/0031342 A1Ls Mtron Ltd.
Most cited
By later US patents
- Composite tread for track-laying vehicles40US 4,880,283 AGeneral Motors Corporation · 1989
- Track link assembly having positive pin retention37US 5,887,958 ABerco S.p.A. · 1999
- Composite tread for track-laying vehicles31US 4,844,561 AGeneral Motors Corporation · 1989
- Track link for a tracked vehicle24US 4,444,441 AThe Secretary of State for Defence in Her Britannic Majesty's Government of the United Kingdom of Great Britain and Northern Ireland · 1984
- Heavy duty track link23US 6,565,161 B2Caterpillar Inc. · 2003