C04B 41/4556
Coating or impregnating with a product reacting with the substrate
Official title: {coating or impregnating with a product reacting with the substrate, e.g. generating a metal coating by surface reduction of a ceramic substrate}
C04B41/4556 (Coating or impregnating with a product reacting with the substrate) appears on 37 US grants and 34 published applications in this corpus.
Search patents in C04B- Granted patents
- 37
- Published applications
- 34
- Assignees
- 46
- Inventors
- 116
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 2 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 2 | 2 |
| 2018 | 1 | 1 |
| 2019 | 0 | 1 |
| 2020 | 0 | 8 |
| 2021 | 1 | 2 |
| 2022 | 1 | 3 |
| 2023 | 2 | 1 |
| 2024 | 6 | 5 |
| 2025 | 2 | 3 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for making a passivating coating based on one or more silicon compounds on a ceramic matrix composite reinforced with carbon fibres and ceramic matrix composite reinforced with carbon fibres with such coating21 Apr 2026US 12,606,499 B2C.I.R.A. (Centro Italiano Ricerche Aeropaziali) S.C.P.A.
- Metal carbide infiltrated C/C composites7 Apr 2026US 12,595,216 B2Honeywell International Inc.
- Functional tailoring of oxidation protection systems of carbon-carbon composites10 Feb 2026US 12,545,629 B1Lockheed Martin Corporation
- Silicon carbide ceramic15 Jul 2025US 12,358,842 B2Kyoto University
- Inertization of material surfaces by functionalized perfluorinated molecules27 May 2025US 12,311,407 B2Technische UniversitäT Berlin
- Self-assembled soft magnetic ferrite nanocomposite materials and passive components and methods of making same1 Oct 2026US 2026/0296983 A1University of Pittsburgh—Of the Commonwealth System of Higher Education
- In-situ vertical silicon surfaces on reaction bonded silicon carbide body by capillary rise mechanism9 Jul 2026US 2026/0193144 A1II-Vi Delaware, Inc.
- Curable geopolymer slurry and treatement compositions and methods for producing and using said compositions12 Mar 2026US 2026/0070844 A1Schlumberger Technology Corporation
- Ceramic devices and methods of making and using the same31 Jul 2025US 2025/0243128 A1The University of North Carolina at Charlotte
- Metal-ceramic composite5 Jun 2025US 2025/0183116 A1Heraeus Electronics GmbH & Co. KG
Most cited
By later US patents
- Hardened hydraulic cement, ceramic or coarse concrete aggregate treated with high pressure fluids78US 5,965,201 AMaterials Technology Corporation · 1999
- Converting ceramic materials to electrical conductors and semiconductors64US 5,145,741 A1992
- Refractory composite materials protected against oxidising at high temperature, precursors of the said materials, their preparation32US 6,331,362 B1European Atomic Energy Community (EUROTOM) · 2001
- Molecular modification reagent and method to functionalize oxide surfaces29US 5,286,571 ANorthwestern University · 1994
- Method for forming layers by UV radiation of aluminum nitride15US 5,225,251 AAsea Brown Boveri AG · 1993