C25D
Processes for the electrolytic or electrophoretic production of coatings
Official title: Processes for the electrolytic or electrophoretic production of coatings; electroforming; apparatus therefor
C25D (Processes for the electrolytic or electrophoretic production of coatings) appears on 15,494 US grants and 16,053 published applications in this corpus.
Search patents in C25D- Granted patents
- 15,494
- Published applications
- 16,053
- Assignees
- 5,242
- Inventors
- 31,607
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 236 | 0 |
| 1977 | 217 | 0 |
| 1978 | 239 | 0 |
| 1979 | 179 | 0 |
| 1980 | 188 | 0 |
| 1981 | 188 | 0 |
| 1982 | 136 | 0 |
| 1983 | 222 | 0 |
| 1984 | 242 | 0 |
| 1985 | 223 | 0 |
| 1986 | 192 | 0 |
| 1987 | 207 | 0 |
| 1988 | 170 | 0 |
| 1989 | 196 | 0 |
| 1990 | 211 | 0 |
| 1991 | 166 | 0 |
| 1992 | 178 | 0 |
| 1993 | 188 | 0 |
| 1994 | 168 | 0 |
| 1995 | 187 | 0 |
| 1996 | 156 | 0 |
| 1997 | 172 | 0 |
| 1998 | 196 | 0 |
| 1999 | 228 | 0 |
| 2000 | 263 | 0 |
| 2001 | 361 | 108 |
| 2002 | 328 | 380 |
| 2003 | 324 | 492 |
| 2004 | 333 | 663 |
| 2005 | 277 | 604 |
| 2006 | 265 | 590 |
| 2007 | 281 | 512 |
| 2008 | 228 | 500 |
| 2009 | 197 | 577 |
| 2010 | 323 | 669 |
| 2011 | 316 | 578 |
| 2012 | 362 | 628 |
| 2013 | 388 | 653 |
| 2014 | 368 | 686 |
| 2015 | 432 | 803 |
| 2016 | 480 | 891 |
| 2017 | 615 | 767 |
| 2018 | 560 | 765 |
| 2019 | 673 | 724 |
| 2020 | 638 | 745 |
| 2021 | 525 | 663 |
| 2022 | 511 | 657 |
| 2023 | 499 | 700 |
| 2024 | 512 | 723 |
| 2025 | 464 | 576 |
| 2026 | 286 | 399 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Main groups
Granted patents with any code in the group
- C25D 5/00Electroplating characterised by the process6,403
- C25D 3/00Electroplating: baths therefor4,661
- C25D 7/00Electroplating characterised by the article coated4,253
- C25D 17/00Constructional parts, or assemblies thereof, of cells for electrolytic coating3,157
- C25D 11/00Electrolytic coating by surface reaction, i.e. forming conversion layers2,504
- C25D 21/00Processes for servicing or operating cells for electrolytic coating1,957
- C25D 1/00Electroforming1,607
- C25D 13/00Electrophoretic coating characterised by the process1,283
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.
- Manufacturing method for tinplate6 Oct 2026US 12,752,324 B2Institute of Research of Iron and Steel, Jiangsu Province/Sha-Steel, Co. Ltd (Cn)
- Heat exchanger6 Oct 2026US 12,753,336 B2Daikin Industries, Ltd.
- High-strength electrogalvannealed steel sheet and method for manufacturing the same6 Oct 2026US 12,753,456 B2Jfe Steel Corporation
- Double layered electrolytic copper foil and manufacturing method thereof6 Oct 2026US 12,753,524 B2Volta Energy Solutions S.A.R.L.
- Electrodeposited high entropy alloy nanostructures and methods of fabrication8 Oct 2026US 2026/0308794 A1Georgetown University
- Metal oxide or metal nitride-coated steel fasteners8 Oct 2026US 2026/0308795 A1GM Global Technology Operations LLC
- Electrolyte for forming anodic oxide film, method of forming anodic oxide film, and anodic oxide film and member for semiconductor device manufactured thereby8 Oct 2026US 2026/0308796 A1Komico Ltd.
- Method of improving the corrosion resistance of a metal substrate8 Oct 2026US 2026/0308797 A1PPG Industries Ohio, Inc.
- Adjusting cathode temperature in electrodeposition8 Oct 2026US 2026/0308798 A1Lam Research Corporation
Most cited
By later US patents
- Protective coating system for aluminum556US 5,104,514 AThe United States of America as represented by the Secretary of the Navy · 1992
- Chip interconnect and packaging deposition methods and structures556US 7,147,766 B2ASM Nutool, Inc. · 2006
- Fabrication of semiconductor interconnect structures553US 7,172,497 B2ASM Nutool, Inc. · 2007
- Method of forming a metal coating on a substrate537US 4,882,199 AMassachusetts Institute of Technology · 1989
- Electrophoretic particles, and processes for the production thereof510US 7,002,728 B2E Ink Corporation · 2006