E02F 3/8152
Attachments therefor
Official title: {Attachments therefor, e.g. wear resisting parts, cutting edges (E02F3/8155, E02F3/8157 take precedence; teeth per se E02F9/28)}
E02F3/8152 (Attachments therefor) appears on 222 US grants and 218 published applications in this corpus.
Search patents in E02F- Granted patents
- 222
- Published applications
- 218
- Assignees
- 73
- Inventors
- 311
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 6 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 8 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 2 |
| 2002 | 4 | 3 |
| 2003 | 3 | 4 |
| 2004 | 3 | 8 |
| 2005 | 7 | 6 |
| 2006 | 2 | 2 |
| 2007 | 3 | 9 |
| 2008 | 4 | 7 |
| 2009 | 1 | 7 |
| 2010 | 8 | 2 |
| 2011 | 2 | 5 |
| 2012 | 4 | 5 |
| 2013 | 4 | 8 |
| 2014 | 8 | 5 |
| 2015 | 2 | 4 |
| 2016 | 3 | 20 |
| 2017 | 10 | 6 |
| 2018 | 9 | 9 |
| 2019 | 6 | 20 |
| 2020 | 9 | 14 |
| 2021 | 12 | 19 |
| 2022 | 15 | 17 |
| 2023 | 12 | 15 |
| 2024 | 16 | 6 |
| 2025 | 7 | 8 |
| 2026 | 6 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Drag bar for levelling ground4 Aug 2026US 12,698,614 B2
- Retention system for attaching tool bits to a blade assembly14 Apr 2026US 12,601,159 B2Caterpillar Inc.
- Reconfigurable grading blade attachment with a stabilizer wheel assembly on a work machine24 Mar 2026US 12,584,287 B2Deere & Company
- Excavator coupling system10 Feb 2026US 12,546,087 B2Caterpillar Inc.
- Drafted tool bit and blade assembly13 Jan 2026US 12,523,019 B2Caterpillar Inc.
- Heavy Equipment Machine Attachment30 Apr 2026US 2026/0117495 A1
- Foldable assembly9 Apr 2026US 2026/0098394 A1Deere & Company
- Drafted tool bit and blade assembly19 Mar 2026US 2026/0078569 A1Caterpillar Inc.
- Material working attachments5 Mar 2026US 2026/0062879 A1Bourgault Machines Inc.
- Tapered bushing for bit removal19 Feb 2026US 2026/0049459 A1Caterpillar Inc.
Most cited
By later US patents
- Plow blade and moldboard shoe72US 7,874,085 B1Winter Equipment Company · 2011
- Wear plate assembly60US 7,266,914 B2Peninsula Alloy Inc. · 2007
- Wear element for a scraping operation54US 5,224,555 ABucyrus Blades, Inc. · 1993
- Edge protection assembly for an implement of a work machine54US 6,457,268 B1Caterpillar Inc. · 2002
- Rubberized wear pad assembly and method of making same53US 5,471,770 AF&B Enterprises, Inc. · 1995