B25D 2222/72
Stone, rock or concrete
B25D2222/72 (Stone, rock or concrete) appears on 44 US grants and 56 published applications in this corpus.
Search patents in B25D- Granted patents
- 44
- Published applications
- 56
- Assignees
- 28
- Inventors
- 117
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2007 | 0 | 2 |
| 2008 | 1 | 1 |
| 2009 | 1 | 1 |
| 2010 | 1 | 0 |
| 2011 | 1 | 2 |
| 2012 | 0 | 1 |
| 2013 | 1 | 0 |
| 2014 | 1 | 2 |
| 2015 | 2 | 0 |
| 2016 | 2 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 11 |
| 2019 | 0 | 8 |
| 2020 | 7 | 6 |
| 2021 | 10 | 3 |
| 2022 | 2 | 3 |
| 2023 | 5 | 4 |
| 2024 | 3 | 4 |
| 2025 | 5 | 6 |
| 2026 | 2 | 2 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- System and method for restoring and aesthetically enhancing concrete surfaces19 May 2026US 12,629,808 B1
- Drill bit for percussion drilling or impact drilling use for cutting reinforcing steel in concrete7 Apr 2026US 12,594,656 B2Heller Tools GmbH
- Electric tool2 Dec 2025US 12,485,521 B2Jiangsu Dongcheng Tools Technology Co., Ltd.
- Weep-hole drilling2 Dec 2025US 12,486,723 B2Concore BV
- Hydraulic breaker provided with automatic lubricant supply structure20 May 2025US 12,305,359 B2Soosan Heavy Industries Co., Ltd.
- Flat chisel16 Jul 2026US 2026/0200061 A1Hilti Aktiengesellschaft
- Hydraulic Hammering Device7 May 2026US 2026/0125951 A1Furukawa Rock Drill Co., Ltd.
- Adapter for power tool4 Dec 2025US 2025/0367805 A1Milwaukee Electric Tool Corporation
- Weep-hole drilling4 Sep 2025US 2025/0277410 A1Concore BV
- Hydraulic breaker provided with automatic lubricant supply structure14 Aug 2025US 2025/0257548 A1Soosan Heavy Industries Co., Ltd.
Most cited
By later US patents
- Electric boring tool40US 9,314,855 B2Hitachi Koki Co., Ltd. · 2016
- Striking tools24US 8,770,548 B2Pull'r Holding Company, LLC · 2014
- Shield attachment for hand-held digging tools13US 8,015,714 B22011
- Electric power tool configured to detect twisted motion12US 10,953,532 B2Makita Corporation · 2021
- Impacting apparatus9US 10,751,865 B2Tricord Solutions, Inc. · 2020