B25D 2250/111
Bits, i.e. inserts or attachments for hammer, chisel, pick
B25D2250/111 (Bits, i.e. inserts or attachments for hammer, chisel, pick) appears on 32 US grants and 61 published applications in this corpus.
Search patents in B25D- Granted patents
- 32
- Published applications
- 61
- Assignees
- 25
- Inventors
- 97
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2004 | 1 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 1 |
| 2007 | 0 | 2 |
| 2008 | 0 | 4 |
| 2009 | 1 | 2 |
| 2010 | 0 | 3 |
| 2011 | 1 | 2 |
| 2012 | 2 | 4 |
| 2013 | 2 | 2 |
| 2014 | 1 | 1 |
| 2015 | 2 | 2 |
| 2016 | 2 | 6 |
| 2017 | 0 | 3 |
| 2018 | 2 | 4 |
| 2019 | 3 | 4 |
| 2020 | 5 | 2 |
| 2021 | 2 | 4 |
| 2022 | 0 | 1 |
| 2023 | 0 | 5 |
| 2024 | 1 | 5 |
| 2025 | 2 | 0 |
| 2026 | 4 | 2 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Chisel8 Sep 2026US 12,728,512 B2Drebo Werkzeugfabrik GmbH
- Drill bit for percussion drilling or impact drilling use for cutting reinforcing steel in concrete7 Apr 2026US 12,594,656 B2Heller Tools GmbH
- Universal chisel attachment17 Mar 2026US 12,576,496 B2
- Quick change pneumatic hammer10 Feb 2026US 12,544,898 B2Schley Products, Inc.
- Greaseless hydraulic hammer10 Jun 2025US 12,325,116 B1Caterpillar Inc.
- Universal chisel attachment23 Jul 2026US 2026/0208341 A1Carterhawks LLC
- Post repair kit and method of reparation29 Jan 2026US 2026/0027688 A1
- Drill bit for percussion drilling or impact drilling use for cutting reinforcing steel in concrete9 May 2024US 2024/0149421 A1Heller Tools GmbH
- Multi-Stroke Powered Safety Hammer System With Powered Staple Tool11 Apr 2024US 2024/0116162 A1Donald W. Carlson
- Hammer tool21 Mar 2024US 2024/0091922 A1Caterpillar lnc.
Most cited
By later US patents
- Chisel blade with sides configured for cutting14US 8,769,827 B2Stanley Black & Decker, Inc. · 2014
- Chisel device12US 6,769,182 B12004
- Striking or pulling tool with a split head12US 7,143,667 B2Atom design Inc. · 2006
- Power tool and operation method for the power tool11US 9,421,681 B2Positec Power Tools (Suzhou) Co., Ltd. · 2016
- Tool10US 7,587,791 B22009