C23G 1/14
Cleaning or pickling metallic material with solutions or molten salts: with alkaline
Official title: with alkaline solutions
C23G1/14 (Cleaning or pickling metallic material with solutions or molten salts: with alkaline) appears on 523 US grants and 446 published applications in this corpus.
Search patents in C23G- Granted patents
- 523
- Published applications
- 446
- Assignees
- 313
- Inventors
- 1,288
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 1 | 0 |
| 1978 | 7 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 4 | 0 |
| 1983 | 5 | 0 |
| 1984 | 12 | 0 |
| 1985 | 11 | 0 |
| 1986 | 12 | 0 |
| 1987 | 3 | 0 |
| 1988 | 8 | 0 |
| 1989 | 7 | 0 |
| 1990 | 2 | 0 |
| 1991 | 6 | 0 |
| 1992 | 4 | 0 |
| 1993 | 13 | 0 |
| 1994 | 12 | 0 |
| 1995 | 17 | 0 |
| 1996 | 12 | 0 |
| 1997 | 12 | 0 |
| 1998 | 14 | 0 |
| 1999 | 17 | 0 |
| 2000 | 18 | 0 |
| 2001 | 20 | 7 |
| 2002 | 19 | 8 |
| 2003 | 14 | 17 |
| 2004 | 12 | 20 |
| 2005 | 7 | 17 |
| 2006 | 9 | 21 |
| 2007 | 5 | 20 |
| 2008 | 14 | 23 |
| 2009 | 4 | 17 |
| 2010 | 14 | 21 |
| 2011 | 16 | 13 |
| 2012 | 14 | 20 |
| 2013 | 17 | 18 |
| 2014 | 10 | 11 |
| 2015 | 13 | 18 |
| 2016 | 13 | 24 |
| 2017 | 11 | 14 |
| 2018 | 12 | 13 |
| 2019 | 10 | 18 |
| 2020 | 11 | 20 |
| 2021 | 6 | 20 |
| 2022 | 18 | 24 |
| 2023 | 11 | 18 |
| 2024 | 12 | 21 |
| 2025 | 15 | 14 |
| 2026 | 7 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for surface treatment by selective removal of a bonding primer on a titanium or titanium alloy substrate6 Oct 2026US 12,753,483 B2Safran Aircraft Engines
- Composite material and method for producing said composite material23 Jun 2026US 12,661,743 B2Amag Rolling GmbH
- Roll coating-based preparation methods for adhesive bonding of aluminum alloys, and products relating to the same9 Jun 2026US 12,649,170 B2Arconic Technologies LLC
- Preparation for pre-treating surfaces by chemically converting oxide layers of titanium or titanium alloys24 Mar 2026US 12,584,228 B2Airbus Operations GmbH
- Surface modification of a zinc-based metal coating in a hot-dip coating process10 Feb 2026US 12,545,984 B2ThyssenKrupp Steel Europe AG
- Process for Chemically Cleaning Lithium Carbonate Scale from Surfaces of Equipment24 Sep 2026US 2026/0284721 A1Veolia Water Technologies, Inc.
- Cleaning composition for metal articles30 Jul 2026US 2026/0218083 A1Kao Corporation
- Device and method for treating the surface of an optical element of a lithography system in an atomic layer depositon process or an atomic layer etching process25 Jun 2026US 2026/0177936 A1Carl Zeiss SMT GmbH
- Composition, method of treating metal-containing layer, and method of manufacturing semiconductor device4 Jun 2026US 2026/0152687 A1Samsung Electronics Co., Ltd.
- Alkaline cleaning agent for aluminum surfaces23 Apr 2026US 2026/0109916 A1Henkel AG & Co. KGaA
Most cited
By later US patents
- Cleaning compositions for removing etching residue and method of using150US 5,334,332 AEKC Technology, Inc. · 1994
- Post clean treatment composition comprising an organic acid and hydroxylamine137US 5,981,454 AEKC Technology, Inc. · 1999
- Methods and apparatus for cleaning deposition chamber parts using selective spray etch116US 8,691,023 B2Quantum Global Technologies, LLC · 2014
- Silicate-containing alkaline compositions for cleaning microelectronic substrates102US 6,465,403 B12002
- Stripping compositions comprising hydroxylamine and alkanolamine89US 5,279,771 AEKC Technology, Inc. · 1994