B24D 3/22
Rubbers synthetic or natural
Official title: Rubbers {synthetic or natural}
B24D3/22 (Rubbers synthetic or natural) appears on 104 US grants and 107 published applications in this corpus.
Search patents in B24D- Granted patents
- 104
- Published applications
- 107
- Assignees
- 62
- Inventors
- 215
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 5 | 0 |
| 2000 | 5 | 0 |
| 2001 | 10 | 4 |
| 2002 | 6 | 10 |
| 2003 | 7 | 11 |
| 2004 | 8 | 9 |
| 2005 | 9 | 13 |
| 2006 | 6 | 5 |
| 2007 | 4 | 5 |
| 2008 | 4 | 7 |
| 2009 | 1 | 3 |
| 2010 | 0 | 6 |
| 2011 | 5 | 4 |
| 2012 | 4 | 2 |
| 2013 | 3 | 2 |
| 2014 | 1 | 0 |
| 2015 | 2 | 4 |
| 2016 | 1 | 1 |
| 2017 | 0 | 1 |
| 2018 | 2 | 1 |
| 2019 | 1 | 3 |
| 2020 | 3 | 3 |
| 2021 | 1 | 3 |
| 2022 | 1 | 2 |
| 2023 | 0 | 3 |
| 2024 | 3 | 4 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Polishing pad and method for manufacturing polishing pad1 Sep 2026US 12,722,247 B2Fujibo Holdings, Inc.
- Abrasive article and method of forming23 Sep 2025US 12,420,381 B2Saint-Gobain Abrasives, Inc.
- Wafer polishing head, method for manufacturing wafer polishing head, and wafer polishing apparatus comprising same5 Nov 2024US 12,134,162 B2SK Siltron Co., Ltd.
- Synthetic grindstone, synthetic grindstone assembly, and method of manufacturing synthetic grindstone25 Jun 2024US 12,017,328 B2Tokyo Diamond Tools Mfg. Co., Ltd.
- Polishing pad comprising window similar in hardness to polishing layer23 Apr 2024US 11,964,360 B2SK enpulse Co., Ltd.
- Polishing pad, method for producing polishing pad, and method for polishing surface of optical material or semiconductor material8 May 2025US 2025/0144765 A1Fujibo Holdings, Inc.
- Polishing pad21 Nov 2024US 2024/0383097 A1Kuraray Co., Ltd.
- Dental polishing instrument3 Oct 2024US 2024/0325111 A1Shofu Inc.
- Polishing pad and method for manufacturing polishing pad2 May 2024US 2024/0139903 A1Fujibo Holdings, Inc.
- Synthetic grindstone, synthetic grindstone assembly, and method of manufacturing synthetic grindstone28 Mar 2024US 2024/0100653 A1Tokyo Diamond Tools Mfg. Co., Ltd.
Most cited
By later US patents
- Polishing pads and planarizing machines for mechanical or chemical-mechanical planarization of microelectronic-device substrate assemblies, and methods for making and using such pads and machines96US 6,206,759 B1Micron Technology, Inc. · 2001
- Polishing pads and methods relating thereto88US 6,022,268 ARodel Holdings, Inc. · 2000
- Substrate containing fibers of predetermined orientation and process of making the same81US 4,728,552 ARodel, Inc. · 1988
- Methods for using polishing pads81US 6,017,265 ARodel, Inc. · 2000
- Chemical mechanical polishing device for a semiconductor wafer66US 5,810,964 ANEC Corporation · 1998