C23F 1/30
For etching other metallic material
Official title: for etching other metallic material
C23F1/30 (For etching other metallic material) appears on 232 US grants and 270 published applications in this corpus.
Search patents in C23F- Granted patents
- 232
- Published applications
- 270
- Assignees
- 169
- Inventors
- 649
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 4 |
| 2002 | 10 | 7 |
| 2003 | 9 | 10 |
| 2004 | 6 | 6 |
| 2005 | 2 | 5 |
| 2006 | 5 | 4 |
| 2007 | 5 | 6 |
| 2008 | 2 | 10 |
| 2009 | 4 | 10 |
| 2010 | 3 | 4 |
| 2011 | 7 | 8 |
| 2012 | 5 | 9 |
| 2013 | 7 | 9 |
| 2014 | 9 | 14 |
| 2015 | 9 | 25 |
| 2016 | 11 | 18 |
| 2017 | 9 | 11 |
| 2018 | 10 | 10 |
| 2019 | 11 | 13 |
| 2020 | 10 | 18 |
| 2021 | 16 | 12 |
| 2022 | 11 | 16 |
| 2023 | 10 | 13 |
| 2024 | 13 | 11 |
| 2025 | 8 | 7 |
| 2026 | 9 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Composition and method for treating substrate6 Oct 2026US 12,753,342 B2FUJIFILM Corporation
- Chemical solution for removing precious metal, method for manufacturing chemical solution, method for treating substrate, method for manufacturing semiconductor device14 Jul 2026US 12,680,172 B2Tokyo Ohka Kogyo.Co., Ltd.
- Etching solution and etching method for gold or gold alloy14 Apr 2026US 12,600,908 B2Kanto Kagaku Kabushiki Kaisha
- Etchant composition7 Apr 2026US 12,595,568 B2Kao Corporation
- Surface treatment for an implant surface31 Mar 2026US 12,588,981 B2Biomet 3i, LLC
- Porous metal structures incorporating nanoparticles13 Aug 2026US 2026/0232876 A1Yissum Research Development Company of the Hebrew University of Jerusalem
- Superabrasive compact surface treatments, coatings, reclaiming techniques, and related devices, methods, and systems6 Aug 2026US 2026/0225964 A1US Synthetic Corporation
- Etchant composition16 Jul 2026US 2026/0201569 A1Kao Corporation
- Composition for selectively removing oxide compounds and etching residues of one or both of co and cu16 Jul 2026US 2026/0201570 A1BASF SE
- Composition, method of treating metal-containing layer, and method of manufacturing semiconductor device4 Jun 2026US 2026/0152687 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents
- Method for manufacturing porous structure and method for forming pattern645US 6,565,763 B1Kabushiki Kaisha Toshiba · 2003
- Method for manufacturing porous structure and method for forming pattern75US 7,090,784 B2Kabushiki Kaisha Toshiba · 2006
- Isotropic dry cleaning process for noble metal integrated circuit structures60US 6,254,792 B1Advanced Technology Materials, Inc. · 2001
- Stainless steel product for producing polymer electrode fuel cell51US 6,379,476 B1Sumitomo Metal Industries, Ltd. · 2002
- Surface treatment process for steels and article46US 4,015,950 AAgence Nationale de Valorisation de la Recherche (ANVAR) · 1977