B29L 2031/736
Grinding or polishing equipment
Official title: {Grinding or polishing equipment}
B29L2031/736 (Grinding or polishing equipment) appears on 84 US grants and 80 published applications in this corpus.
Search patents in B29L- Granted patents
- 84
- Published applications
- 80
- Assignees
- 40
- Inventors
- 194
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 2 |
| 2002 | 2 | 0 |
| 2003 | 3 | 2 |
| 2004 | 1 | 3 |
| 2005 | 3 | 2 |
| 2006 | 0 | 1 |
| 2007 | 1 | 2 |
| 2008 | 0 | 0 |
| 2009 | 1 | 2 |
| 2010 | 2 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 1 |
| 2014 | 0 | 1 |
| 2015 | 1 | 3 |
| 2016 | 4 | 5 |
| 2017 | 3 | 5 |
| 2018 | 4 | 12 |
| 2019 | 3 | 2 |
| 2020 | 3 | 10 |
| 2021 | 7 | 8 |
| 2022 | 0 | 3 |
| 2023 | 11 | 7 |
| 2024 | 4 | 3 |
| 2025 | 1 | 1 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Additive manufacturing on an application-specific substrate22 Sep 2026US 12,741,425 B2Intrepid Automation
- Environment-friendly polishing disc and processing technology thereof11 Aug 2026US 12,703,060 B2
- Method for manufacturing polishing pad window, and polishing pad window manufactured thereby10 Mar 2026US 12,570,029 B2Kpx Chemical Co., Ltd.
- Method of making low specific gravity polishing pads10 Feb 2026US 12,544,958 B2Rohm and Haas Electronic Materials CMP Holdings, Inc.
- Microreplicated polishing surface with enhanced co-planarity28 Jan 2025US 12,208,483 B23M Innovative Properties Company
- Polishing pad, polishing method, and method of manufacturing polishing pad25 Jun 2026US 2026/0175355 A1Canon Kabushiki Kaisha
- Method and apparatus for recycling composite mill liners4 Jun 2026US 2026/0151938 A1FLSmidth A/S
- Processing technology of the environment-friendly polishing disc19 Feb 2026US 2026/0048471 A1
- Additive manufacturing on an application-specific substrate19 Feb 2026US 2026/0048553 A1Intrepid Automation
- Method for manufacturing resin sheet by using 3d printer, and polishing pad having polishing layer obtained thereby20 Mar 2025US 2025/0091260 A1Kuraray Co., Ltd.
Most cited
By later US patents
- Polymeric polishing pad containing hollow polymeric microelements245US 5,578,362 ARodel, Inc. · 1996
- Coated abrasives and methods of preparation171US 5,924,917 AMinnesota Mining and Manufacturing Company · 1999
- Pad material for grinding, lapping and polishing139US 4,927,432 ARodel, Inc. · 1990
- Method for planarizing a semiconductor device surface with polymeric pad containing hollow polymeric microelements95US 5,900,164 ARodel, Inc. · 1999
- Inverted cell pad material for grinding, lapping, shaping and polishing91US 4,841,680 ARodel, Inc. · 1989