C23C 10/18
Solid state diffusion of only metal elements or silicon into metallic material
Official title: using liquids, e.g. salt baths, liquid suspensions
C23C10/18 (Solid state diffusion of only metal elements or silicon into metallic material) appears on 188 US grants and 197 published applications in this corpus.
Search patents in C23C- Granted patents
- 188
- Published applications
- 197
- Assignees
- 114
- Inventors
- 490
- Latest grant
- 24 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 4 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 7 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 2 |
| 2002 | 10 | 3 |
| 2003 | 5 | 4 |
| 2004 | 2 | 9 |
| 2005 | 6 | 8 |
| 2006 | 3 | 3 |
| 2007 | 3 | 17 |
| 2008 | 5 | 10 |
| 2009 | 4 | 8 |
| 2010 | 3 | 10 |
| 2011 | 4 | 11 |
| 2012 | 6 | 11 |
| 2013 | 4 | 6 |
| 2014 | 5 | 8 |
| 2015 | 4 | 12 |
| 2016 | 8 | 10 |
| 2017 | 7 | 6 |
| 2018 | 7 | 17 |
| 2019 | 8 | 6 |
| 2020 | 8 | 5 |
| 2021 | 2 | 9 |
| 2022 | 5 | 5 |
| 2023 | 8 | 8 |
| 2024 | 6 | 3 |
| 2025 | 8 | 2 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Nickel-based alloy with a slurry coating, with high resistance to metal dusting24 Mar 2026US 12,584,627 B2National Institute for Aerospace Technology (INTA)
- Method of producing a phosphatable part from a sheet coated with an aluminum-based coating and a zinc coating10 Mar 2026US 12,571,086 B2ArcelorMittal
- Internal aluminization of coated substrates25 Nov 2025US 12,480,413 B2Rtx Corporation
- Surface-functionalized metal foil and method of preparing the same18 Nov 2025US 12,473,627 B2University-Industry Cooperation Group of Kyung Hee University
- Aluminum-chromium diffusion coating1 Jul 2025US 12,344,926 B2Rtx Corporation
- Nickel-based alloy with a slurry coating, with high resistance to metal dusting2 Jul 2026US 2026/0185705 A1National Institute for Aerospace Technology (INTA)
- Method of producing a phosphatable part from a sheet coated with an aluminum-based coating and a zinc coating18 Jun 2026US 2026/0168079 A1ArcelorMittal
- Internal Aluminization of Coated Substrates19 Mar 2026US 2026/0078679 A1Rtx Corporation
- Preparation of a molybdenum-silicon- phosphorus-transitional metal composite coating bath and process for zinc-nickel plating15 Jan 2026US 2026/0015740 A1Goodrich Corporation
- Metal silicide and method for producing same, alloy material and method for producing same, heating element, and electric resistor5 Jun 2025US 2025/0178910 A1Tohoku University
Most cited
By later US patents
- Electrochromic device with color gradient and method of making the device84US 5,138,481 AFord Motor Company · 1992
- Pyrophoric materials and methods for making the same55US 5,464,699 AAlloy Surfaces Company, Inc. · 1995
- Method for smoothing the surface of a protective coating55US 6,294,261 B1General Electric Company · 2001
- Computer-controlled chemical dispensing with alternative operating modes54US 5,551,309 AOlin Corporation · 1996
- Aqueous slurry coating system for aluminide coatings51US 5,366,765 AUnited Technologies Corporation · 1994