C04B 41/50
With inorganic materials
Official title: with inorganic materials
C04B41/50 (With inorganic materials) appears on 3,549 US grants and 2,701 published applications in this corpus.
Search patents in C04B- Granted patents
- 3,549
- Published applications
- 2,701
- Assignees
- 1,632
- Inventors
- 7,848
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 34 | 0 |
| 1977 | 29 | 0 |
| 1978 | 22 | 0 |
| 1979 | 17 | 0 |
| 1980 | 40 | 0 |
| 1981 | 37 | 0 |
| 1982 | 31 | 0 |
| 1983 | 52 | 0 |
| 1984 | 50 | 0 |
| 1985 | 48 | 0 |
| 1986 | 68 | 0 |
| 1987 | 57 | 0 |
| 1988 | 59 | 0 |
| 1989 | 83 | 0 |
| 1990 | 74 | 0 |
| 1991 | 112 | 0 |
| 1992 | 99 | 0 |
| 1993 | 95 | 0 |
| 1994 | 84 | 0 |
| 1995 | 77 | 0 |
| 1996 | 95 | 0 |
| 1997 | 93 | 0 |
| 1998 | 112 | 0 |
| 1999 | 77 | 0 |
| 2000 | 72 | 0 |
| 2001 | 101 | 27 |
| 2002 | 89 | 57 |
| 2003 | 69 | 86 |
| 2004 | 77 | 94 |
| 2005 | 49 | 84 |
| 2006 | 39 | 78 |
| 2007 | 37 | 74 |
| 2008 | 35 | 68 |
| 2009 | 43 | 109 |
| 2010 | 46 | 108 |
| 2011 | 46 | 78 |
| 2012 | 55 | 78 |
| 2013 | 60 | 81 |
| 2014 | 54 | 85 |
| 2015 | 64 | 108 |
| 2016 | 76 | 129 |
| 2017 | 77 | 121 |
| 2018 | 76 | 125 |
| 2019 | 97 | 148 |
| 2020 | 109 | 141 |
| 2021 | 89 | 161 |
| 2022 | 92 | 123 |
| 2023 | 115 | 133 |
| 2024 | 117 | 176 |
| 2025 | 132 | 142 |
| 2026 | 88 | 87 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C04B 41/5025With ceramic materials990
- C04B 41/51Metallising741
- C04B 41/5053Non-oxide ceramics720
- C04B 41/5076With masses bonded by inorganic cements406
- C04B 41/5022With vitreous materials344
- C04B 41/5024Silicates215
- C04B 41/5001With carbon or carbonisable materials170
- C04B 41/5007With salts or salty compositions132
Recent patents
- Method to control dissolution of silicon carbide during fabrication of a ceramic matrix composite6 Oct 2026US 12,753,127 B1Rolls-Royce High Temperature Composites Inc.
- Wear resistant coating produced from at least two different AlCr-based targets6 Oct 2026US 12,753,484 B2Oerlikon Surface Solutions AG, PfäFfikon
- Materials and processes for generating radioisotopes6 Oct 2026US 12,755,857 B2AdvanCell IPCo US No. 1 Pty Ltd
- Composite ceramic substrate having multi-layer configuration29 Sep 2026US 12,747,191 B2Tong Hsing Electronic Industries, Ltd.
- Environmental barrier coating29 Sep 2026US 12,747,192 B2Rtx Corporation
- Environmental barrier coating8 Oct 2026US 2026/0308075 A1Rtx Corporation
- 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
- Metal and/or ceramic/graphite-containing aluminum composite material and method for producing metal and/or ceramic/graphite-containing aluminum composite material24 Sep 2026US 2026/0285767 A1Advanced Composite Corporation
- Controlled particle injection in fabric for improved microstructre homogeneity in cmcs24 Sep 2026US 2026/0285770 A1Rtx Corporation
- Metal carbide-coated carbon material24 Sep 2026US 2026/0285774 A1Shin-Etsu Chemical Co., Ltd.
Most cited
By later US patents
- Process for converting a metal carbide to carbon by etching in halogens566US 6,579,833 B1The Board of Trustees of the University of Illinois · 2003
- Method for thermally spraying crack-free mullite coatings on ceramic-based substrates541US 6,296,909 B1General Electric Company · 2001
- Halogen gas plasma-resistive members and method for producing the same, laminates, and corrosion-resistant members455US 6,783,875 B2NGK Insulators, Ltd. · 2004
- Si/SiC composite material and method for making Si/SiC composite material388US 5,494,439 AIntel Corporation · 1996
- Corrosion-resistant member, wafer-supporting member, and method of manufacturing the same355US 6,139,983 ANGK Insulators, Ltd. · 2000