B62D 55/20
Of articulated type
Official title: of articulated type, e.g. chains {(with lubrication means B62D55/092)}
B62D55/20 (Of articulated type) appears on 602 US grants and 521 published applications in this corpus.
Search patents in B62D- Granted patents
- 602
- Published applications
- 521
- Assignees
- 198
- Inventors
- 814
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 9 | 0 |
| 1978 | 17 | 0 |
| 1979 | 14 | 0 |
| 1980 | 6 | 0 |
| 1981 | 5 | 0 |
| 1982 | 5 | 0 |
| 1983 | 3 | 0 |
| 1984 | 14 | 0 |
| 1985 | 5 | 0 |
| 1986 | 9 | 0 |
| 1987 | 13 | 0 |
| 1988 | 5 | 0 |
| 1989 | 17 | 0 |
| 1990 | 13 | 0 |
| 1991 | 12 | 0 |
| 1992 | 2 | 0 |
| 1993 | 5 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 9 | 0 |
| 1999 | 4 | 0 |
| 2000 | 7 | 0 |
| 2001 | 11 | 4 |
| 2002 | 18 | 9 |
| 2003 | 7 | 17 |
| 2004 | 7 | 9 |
| 2005 | 12 | 10 |
| 2006 | 2 | 14 |
| 2007 | 5 | 4 |
| 2008 | 6 | 11 |
| 2009 | 6 | 24 |
| 2010 | 11 | 20 |
| 2011 | 11 | 15 |
| 2012 | 11 | 23 |
| 2013 | 12 | 10 |
| 2014 | 12 | 28 |
| 2015 | 20 | 32 |
| 2016 | 35 | 34 |
| 2017 | 28 | 25 |
| 2018 | 15 | 34 |
| 2019 | 27 | 32 |
| 2020 | 19 | 31 |
| 2021 | 25 | 39 |
| 2022 | 20 | 33 |
| 2023 | 38 | 23 |
| 2024 | 24 | 14 |
| 2025 | 15 | 14 |
| 2026 | 9 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Forest machine track6 Oct 2026US 12,752,869 B2Nordic Traction Oy
- Bushingless track pin for a track type vehicle22 Sep 2026US 12,741,706 B2Caterpillar Inc.
- Articulating-link turnable track drive1 Sep 2026US 12,722,724 B1The United States of America as represented by the Secretary of the Navy
- Rubber crawler and core1 Sep 2026US 12,722,725 B2Bridgestone Corporation
- Sleeve bearing having a flared end7 Jul 2026US 12,674,486 B2Caterpillar Inc.
- Track assemblies for track driven vehicles10 Sep 2026US 2026/0264778 A1Caterpillar Inc.
- Track link with blind hole and assembly thereof10 Sep 2026US 2026/0264779 A1Caterpillar Inc.
- Track and tracked vehicle comprising such track30 Jul 2026US 2026/0217324 A1Berco S.p.A.
- Movable Apparatus for Track Structure Disease Recognition18 Jun 2026US 2026/0167116 A1Beijing Jiaotong University
- Track link assembly11 Jun 2026US 2026/0159184 A1Berco S.p.A.
Most cited
By later US patents
- Endless track chain for track-type vehicles69US 5,183,318 ACaterpillar Inc. · 1993
- Positively driven elastomeric tracked work vehicle64US 5,352,029 AWarane Pty. Ltd. · 1994
- Wear-resistant composite track link63US 3,955,855 ACaterpillar Tractor Co. · 1976
- Rubber crawler belt of a tracked vehicle57US 5,380,076 AKabushiki Kaisha Komatsu Seisakusho · 1995
- Drive sprocket which has rotating members which are engaged by drive lugs of a track54US 6,120,405 ACaterpillar Inc. · 2000