C23C 22/84
Dyeing
C23C22/84 (Dyeing) appears on 24 US grants and 25 published applications in this corpus.
Search patents in C23C- Granted patents
- 24
- Published applications
- 25
- Assignees
- 21
- Inventors
- 69
- Latest grant
- 14 Jun 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 2 | 3 |
| 2004 | 1 | 1 |
| 2005 | 2 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 2 |
| 2016 | 0 | 6 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 3 |
| 2020 | 2 | 2 |
| 2021 | 0 | 0 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Chemical conversion treatment agent, method for producing chemical conversion coating, metal material having chemical conversion coating, and painted metal material14 Jun 2022US 11,359,288 B2Nihon Parkerizing Co., Ltd.
- Low reflection articles and related systems and methods17 Nov 2020US 10,836,134 B2Pacific Light & Hologram, Inc.
- Low reflection articles and related systems and methods4 Feb 2020US 10,551,528 B2Pacific Light & Hologram, Inc.
- Black coupling member for vehicles, having excellent corrosion resistance and black appearance26 Mar 2019US 10,240,237 B2Dipsol Chemicals Co., Ltd.
- Aqueous reaction solution and method of passivating workpieces having zinc or zinc alloy surfaces and use of a heteroaromatic compound11 Sep 2012US 8,262,811 B2Atotech Deutschland GmbH
- Unique colored resistant to corrosion metal23 Jul 2026US 2026/0209952 A1Novet Group Ltd
- Hexavalent chromium-free water-based surface treatment solution, surface-treated metal, and surface treatment method31 Oct 2024US 2024/0360563 A1Nippon Paint Surf Chemicals Co., Ltd.
- Indicator coatings for metal surfaces27 Jan 2022US 2022/0025521 A1PRC-DeSoto International, Inc.
- Anti-corrosion coating method25 Jun 2020US 2020/0199757 A1Goodrich Actuation Systems Limited
- Low reflection articles and related systems and methods23 Apr 2020US 2020/0124769 A1Pacific Light & Hologram, Inc.
Most cited
By later US patents
- Composition and method for metal coloring process54US 6,309,476 B1Birchwood Laboratories, Inc. · 2001
- Metal coloring process52US 5,723,183 ABirchwood Laboratories, Inc. · 1998
- Chromate-plating bath and process for finishing zinc zinc alloy or cadmium surfaces21US 5,876,517 AAtotech Deutschland GmbH · 1999
- Composition and method for metal coloring process13US 6,576,346 B1Birchwood Laboratories, Inc. · 2003
- Process for dyeing aluminum-containing zinc-based alloys9US 4,200,475 AMitsui Mining & Smelting Co., Ltd. · 1980