C23C 22/66
Treatment of aluminium or alloys based thereon
C23C22/66 (Treatment of aluminium or alloys based thereon) appears on 148 US grants and 131 published applications in this corpus.
Search patents in C23C- Granted patents
- 148
- Published applications
- 131
- Assignees
- 113
- Inventors
- 362
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 4 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 9 | 0 |
| 1996 | 6 | 0 |
| 1997 | 4 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 1 |
| 2002 | 7 | 3 |
| 2003 | 6 | 4 |
| 2004 | 0 | 2 |
| 2005 | 2 | 3 |
| 2006 | 1 | 4 |
| 2007 | 1 | 1 |
| 2008 | 0 | 4 |
| 2009 | 1 | 3 |
| 2010 | 3 | 1 |
| 2011 | 1 | 3 |
| 2012 | 2 | 4 |
| 2013 | 0 | 5 |
| 2014 | 0 | 2 |
| 2015 | 4 | 13 |
| 2016 | 3 | 7 |
| 2017 | 7 | 7 |
| 2018 | 10 | 7 |
| 2019 | 6 | 6 |
| 2020 | 4 | 11 |
| 2021 | 2 | 8 |
| 2022 | 3 | 6 |
| 2023 | 4 | 12 |
| 2024 | 8 | 6 |
| 2025 | 5 | 4 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Continuous coil pretreatment process6 Oct 2026US 12,753,515 B2Arconic Technologies LLC
- Rust-proofing treatment method, and rust-proofing-treated article23 Dec 2025US 12,503,771 B2NOF Metal Coatings Asia Pacific Co., Ltd.
- Aluminum alloy fastening member, fastener chain and method for producing aluminum alloy fastening member8 Jul 2025US 12,351,895 B2YKK Corporation
- Housing of electronic device and method for manufacturing the same27 May 2025US 12,312,527 B2Samsung Electronics Co., Ltd.
- Assemblies of functionalized textile materials and methods of use thereof1 Apr 2025US 12,263,666 B2Nelumbo Inc.
- Continuous coil pretreatment process8 Oct 2026US 2026/0308766 A1Arconic Technologies LLC
- Resin-coated aluminum seamless can, resin-coated aluminum sheet, and drawn and ironed can16 Jul 2026US 2026/0201565 A1Toyo Kohan Co.Ltd
- Resin-coated aluminum can lid and resin-coated aluminum sheet14 May 2026US 2026/0132291 A1Toyo Kohan Co.Ltd
- Systems and methods for treating a metal substrate26 Feb 2026US 2026/0055512 A1PRC-DeSoto International, Inc.
- Aluminum alloy part and associated manufacturing method18 Dec 2025US 2025/0382719 A1Safran Landing Systems
Most cited
By later US patents
- Generation of compact alumina passivation layers on aluminum plasma equipment components108US 9,903,020 B2APPLIED Materials.Inc. · 2018
- Conditioned semiconductor system parts107US 9,885,117 B2APPLIED Materials.Inc. · 2018
- Non-toxic corrosion resistant conversion coating for aluminum and aluminum alloys and the process for making the same57US 5,221,371 ALockheed Corporation · 1993
- Process for coating aluminum or aluminum alloy48US 3,945,899 AFuji Sashi Industries Limited · 1976
- Process for treating aluminum with ferricyanide compound40US 3,985,585 AJ. N. Tuttle, Inc. · 1976