B24D 3/18
For porous or cellular structure
Official title: for porous or cellular structure
B24D3/18 (For porous or cellular structure) appears on 98 US grants and 90 published applications in this corpus.
Search patents in B24D- Granted patents
- 98
- Published applications
- 90
- Assignees
- 41
- Inventors
- 216
- Latest grant
- 26 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 1 |
| 2002 | 5 | 2 |
| 2003 | 1 | 3 |
| 2004 | 2 | 1 |
| 2005 | 1 | 1 |
| 2006 | 3 | 3 |
| 2007 | 2 | 3 |
| 2008 | 1 | 4 |
| 2009 | 2 | 4 |
| 2010 | 2 | 3 |
| 2011 | 5 | 1 |
| 2012 | 3 | 1 |
| 2013 | 4 | 2 |
| 2014 | 4 | 5 |
| 2015 | 2 | 2 |
| 2016 | 3 | 7 |
| 2017 | 1 | 2 |
| 2018 | 4 | 5 |
| 2019 | 4 | 10 |
| 2020 | 5 | 4 |
| 2021 | 5 | 6 |
| 2022 | 2 | 1 |
| 2023 | 6 | 10 |
| 2024 | 5 | 3 |
| 2025 | 3 | 3 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for manufacturing porous metal bonded grindstone, and method for manufacturing porous metal bonded wheel26 Aug 2025US 12,397,396 B2Noritake Co., Limited
- Abrasive articles and methods for forming same24 Jun 2025US 12,338,165 B2Saint-Gobain Abrasifs
- Grinding wheel20 May 2025US 12,304,029 B2Disco Corporation
- Bonded abrasive article and method of making the same24 Sep 2024US 12,097,592 B2Saint-Gobain Abrasifs
- Abrasive articles and methods for forming same20 Aug 2024US 12,064,852 B2Saint-Gobain Abrasifs
- Fixed-abrasive nano-grinding plates, related articles, and related methods2 Jul 2026US 2026/0183902 A1Engis Corporation
- Bonded abrasive articles and methods of manufacture12 Mar 2026US 2026/0071096 A13M Innovative Properties Company
- Abrasive agglomerates having cubic boron nitride, abrasive article including abrasive agglomerates including cubic boron nitride and methods of forming5 Mar 2026US 2026/0061560 A1Saint-Gobain Abrasifs
- Abrasive articles and methods for forming same11 Sep 2025US 2025/0282676 A1Saint-Gobain Abrasifs
- Vitrified bond super-abrasive grinding wheel22 May 2025US 2025/0162105 A1A. L. M. T. Corp.
Most cited
By later US patents
- Method for making high permeability grinding wheels201US 5,738,696 ANorton Company · 1998
- Polycrystalline diamond compact (PDC) cutting element having multiple catalytic elements156US 7,635,035 B1US Synthetic Corporation · 2009
- Porous abrasive article having ceramic abrasive composites, methods of making, and methods of use146US 6,702,650 B23M Innovative Properties Company · 2004
- High permeability grinding wheels141US 5,738,697 ANorton Company · 1998
- Process of producing self-bonded ceramic abrasive wheels133US 5,221,294 ANorton Company · 1993