E02F 3/966
Of hammer-type tools
Official title: {of hammer-type tools (arrangements for breaking-up hard ground E02F5/305; percussion -type rippers E02F5/323)}
E02F3/966 (Of hammer-type tools) appears on 210 US grants and 228 published applications in this corpus.
Search patents in E02F- Granted patents
- 210
- Published applications
- 228
- Assignees
- 90
- Inventors
- 327
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 3 |
| 2003 | 6 | 2 |
| 2004 | 2 | 4 |
| 2005 | 2 | 2 |
| 2006 | 5 | 9 |
| 2007 | 2 | 0 |
| 2008 | 0 | 4 |
| 2009 | 3 | 8 |
| 2010 | 1 | 4 |
| 2011 | 6 | 7 |
| 2012 | 5 | 15 |
| 2013 | 8 | 6 |
| 2014 | 8 | 11 |
| 2015 | 9 | 14 |
| 2016 | 5 | 16 |
| 2017 | 11 | 21 |
| 2018 | 9 | 12 |
| 2019 | 19 | 15 |
| 2020 | 8 | 11 |
| 2021 | 14 | 10 |
| 2022 | 10 | 12 |
| 2023 | 10 | 15 |
| 2024 | 8 | 16 |
| 2025 | 17 | 8 |
| 2026 | 6 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Rockbreaker manipulation apparatus28 Apr 2026US 12,612,761 B2
- Hydraulic hammer with integrated oil or fluid filter14 Apr 2026US 12,601,142 B2Caterpillar Inc.
- Control method, and control device for auxiliary pipeline of excavator, working machine and electronic apparatus17 Feb 2026US 12,554,251 B2Shanghai Sany Heavy Machinery Co., Ltd
- Rods for engaging a tool of a hammer within a housing of the hammer27 Jan 2026US 12,534,871 B2Caterpillar Inc.
- Vibratory ripper13 Jan 2026US 12,523,006 B2Sterling Technology Inc.
- Loader with auxiliary motor on attachment interface and attachment therefore23 Jul 2026US 2026/0210068 A1Bad Boy Mowers, LLC
- Grading attachment23 Jul 2026US 2026/0210073 A1Ligchine International Corporation
- Hydraulic hammer with integrated oil or fluid filter2 Apr 2026US 2026/0092428 A1Caterpillar Inc.
- Demolition Machine30 Oct 2025US 2025/0333969 A1LAG Equipment
- Reciprocating impact hammer16 Oct 2025US 2025/0320690 A1Terminator IP Limited
Most cited
By later US patents
- Method and device for determining the operating time and the operating condition of a hydraulic percussion unit29US 6,510,902 B1Krupp Berco Bautechnik GmbH · 2003
- Work machine25US 6,266,901 B1Komatsu Ltd. · 2001
- Connector assembly for mounting an implement to a prime mover23US 6,662,681 B2Kent Demolition, Inc. · 2003
- Combined shovel and rock breaking chisel for an excavator21US 4,602,821 AKarl Schaeff GmbH & Co., Maschinenfabrik · 1986
- Excavating bucket having power driven, individually controlled digging teeth21US 4,625,438 A1986