C25D 5/14
Two or more layers being of nickel or chromium
Official title: two or more layers being of nickel or chromium, e.g. duplex or triplex layers
C25D5/14 (Two or more layers being of nickel or chromium) appears on 344 US grants and 460 published applications in this corpus.
Search patents in C25D- Granted patents
- 344
- Published applications
- 460
- Assignees
- 255
- Inventors
- 922
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 6 | 0 |
| 1984 | 1 | 0 |
| 1985 | 5 | 0 |
| 1986 | 7 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 5 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 7 |
| 2003 | 3 | 1 |
| 2004 | 3 | 11 |
| 2005 | 6 | 8 |
| 2006 | 2 | 7 |
| 2007 | 2 | 6 |
| 2008 | 2 | 8 |
| 2009 | 3 | 13 |
| 2010 | 3 | 15 |
| 2011 | 3 | 11 |
| 2012 | 11 | 16 |
| 2013 | 9 | 20 |
| 2014 | 9 | 19 |
| 2015 | 12 | 18 |
| 2016 | 14 | 32 |
| 2017 | 19 | 26 |
| 2018 | 18 | 30 |
| 2019 | 21 | 22 |
| 2020 | 23 | 32 |
| 2021 | 22 | 36 |
| 2022 | 33 | 21 |
| 2023 | 21 | 35 |
| 2024 | 20 | 32 |
| 2025 | 20 | 16 |
| 2026 | 8 | 18 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Antiviral environment-friendly composite plating layer, preparation method therefor, and antiviral environment-friendly product6 Oct 2026US 12,751,456 B2Jomoo Kitchen&Bath Co., Ltd.
- Hydraulic devices including coated surfaces25 Aug 2026US 12,716,119 B2Maxterial, Inc.
- Home appliance including hairline and manufacturing method thereof28 Jul 2026US 12,692,615 B2Samsung Electronics Co., Ltd.
- Method for coating a plumbing component24 Mar 2026US 12,584,206 B2Grohe AG
- Metal sheet material, layered body, insulated circuit board, and metal sheet material manufacturing method24 Feb 2026US 12,563,666 B2Mitsubishi Materials Corporation
- Thermoplastic resin composition, method of preparing thermoplastic resin composition, molded article including thermoplastic resin composition, and method of manufacturing molded article20 Aug 2026US 2026/0242585 A1LG Chem.Ltd.
- Surface-treated steel sheet and method for manufacturing surface-treated steel sheet20 Aug 2026US 2026/0242972 A1Nippon Steel Corporation
- Porous water-splitting electrode based on support coated with carbon nanonube assembly, method for manufacturing same, and water electrolysis device including same13 Aug 2026US 2026/0234815 A1Korea University Research and Business Foundation
- Nickel-plated metal sheet6 Aug 2026US 2026/0225347 A1Toyo Kohan Co.Ltd
- Nickel-plated metal material6 Aug 2026US 2026/0226644 A1Toyo Kohan Co.Ltd
Most cited
By later US patents
- Method and system for corrosion protection of layers in a structure of a magnetic recording transducer147US 8,449,948 B2Western Digital (Fremont), LLC · 2013
- Multilayer pulsed-current electrodeposition process87US 4,869,971 A1989
- Process and bath for electroplating nickel-chromium alloys81US 4,461,680 AThe United States of America as represented by the Secretary of Commerce · 1984
- Decorative chrome electroplate on plastics49US 6,468,672 B1Lacks Enterprises, Inc. · 2002
- Article having a decorative and protective multilayer coating simulating brass48US 5,413,874 ABaldwin Hardware Corporation · 1995