B28D 1/12
Saw-blades or saw-discs specially adapted for working stone
Official title: Saw-blades {or saw-discs} specially adapted for working stone {(B28D1/041 takes precedence)}
B28D1/12 (Saw-blades or saw-discs specially adapted for working stone) appears on 330 US grants and 284 published applications in this corpus.
Search patents in B28D- Granted patents
- 330
- Published applications
- 284
- Assignees
- 180
- Inventors
- 566
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 6 | 0 |
| 1986 | 7 | 0 |
| 1987 | 6 | 0 |
| 1988 | 9 | 0 |
| 1989 | 5 | 0 |
| 1990 | 12 | 0 |
| 1991 | 6 | 0 |
| 1992 | 8 | 0 |
| 1993 | 15 | 0 |
| 1994 | 12 | 0 |
| 1995 | 10 | 0 |
| 1996 | 9 | 0 |
| 1997 | 5 | 0 |
| 1998 | 9 | 0 |
| 1999 | 6 | 0 |
| 2000 | 8 | 0 |
| 2001 | 7 | 3 |
| 2002 | 11 | 5 |
| 2003 | 8 | 14 |
| 2004 | 9 | 10 |
| 2005 | 9 | 14 |
| 2006 | 11 | 11 |
| 2007 | 2 | 13 |
| 2008 | 5 | 13 |
| 2009 | 5 | 15 |
| 2010 | 8 | 20 |
| 2011 | 7 | 7 |
| 2012 | 6 | 8 |
| 2013 | 7 | 10 |
| 2014 | 7 | 13 |
| 2015 | 6 | 13 |
| 2016 | 9 | 9 |
| 2017 | 13 | 9 |
| 2018 | 7 | 18 |
| 2019 | 7 | 6 |
| 2020 | 9 | 12 |
| 2021 | 6 | 9 |
| 2022 | 5 | 9 |
| 2023 | 5 | 13 |
| 2024 | 4 | 14 |
| 2025 | 7 | 8 |
| 2026 | 5 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Machining segment for a machining tool25 Aug 2026US 12,715,160 B2Hilti Aktiengesellschaft
- Apparatus for cutting curved wall of reactor structure26 May 2026US 12,636,719 B2Egun Co., Ltd.
- Cutting tool for gang saw20 Jan 2026US 12,528,229 B2Ehwa Diamond Ind. Co., Ltd.
- Method for producing discs from a cylindrical rod made of a semiconductor material20 Jan 2026US 12,532,714 B2Siltronic AG
- Power tool for forming a channel in a work surface and accessories therefor13 Jan 2026US 12,521,909 B2Black & Decker Inc.
- U-shaped cutting segments for abrasive cutting tools27 Aug 2026US 2026/0249516 A1Husqvarna AB
- Microtrencher saw teeth for cutting cobble13 Aug 2026US 2026/0234912 A1McCown Technology Corporation
- Chain of chain saw9 Jul 2026US 2026/0192480 A1
- Cutting Disk With Diamonds In Metal Sinter Matrix26 Feb 2026US 2026/0054352 A1
- Land preparation tool26 Feb 2026US 2026/0054411 A1Fecon, LLC
Most cited
By later US patents
- Composite polycrystalline diamond compact502US 4,604,106 ASmith International, Inc. · 1986
- Polycrystalline diamond body with enhanced surface irregularities248US 4,629,373 AMegadiamond Industries, Inc. · 1986
- Sintered polycrystalline diamond compact construction with integral heat sink212US 4,605,343 AGeneral Electric Company · 1986
- Composite polycrystalline diamond209US 4,525,178 AMegadiamond Industries, Inc. · 1985
- Transistion layer polycrystalline diamond bearing208US 4,729,440 ASmith International, Inc. · 1988