C04B 2235/38
Non-oxide ceramic constituents or additives
C04B2235/38 (Non-oxide ceramic constituents or additives) appears on 2,874 US grants and 3,560 published applications in this corpus.
Search patents in C04B- Granted patents
- 2,874
- Published applications
- 3,560
- Assignees
- 1,211
- Inventors
- 6,212
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 4 | 0 |
| 1978 | 6 | 0 |
| 1979 | 6 | 0 |
| 1980 | 7 | 0 |
| 1981 | 4 | 0 |
| 1982 | 4 | 0 |
| 1983 | 7 | 0 |
| 1984 | 6 | 0 |
| 1985 | 7 | 0 |
| 1986 | 8 | 0 |
| 1987 | 4 | 0 |
| 1988 | 8 | 0 |
| 1989 | 14 | 0 |
| 1990 | 18 | 0 |
| 1991 | 24 | 0 |
| 1992 | 19 | 0 |
| 1993 | 33 | 0 |
| 1994 | 27 | 0 |
| 1995 | 21 | 0 |
| 1996 | 30 | 0 |
| 1997 | 18 | 0 |
| 1998 | 23 | 0 |
| 1999 | 35 | 0 |
| 2000 | 21 | 0 |
| 2001 | 22 | 8 |
| 2002 | 26 | 41 |
| 2003 | 52 | 100 |
| 2004 | 60 | 121 |
| 2005 | 57 | 132 |
| 2006 | 72 | 145 |
| 2007 | 76 | 122 |
| 2008 | 81 | 123 |
| 2009 | 82 | 160 |
| 2010 | 92 | 149 |
| 2011 | 95 | 137 |
| 2012 | 102 | 137 |
| 2013 | 121 | 156 |
| 2014 | 112 | 131 |
| 2015 | 104 | 102 |
| 2016 | 116 | 141 |
| 2017 | 111 | 162 |
| 2018 | 111 | 144 |
| 2019 | 128 | 176 |
| 2020 | 127 | 170 |
| 2021 | 138 | 183 |
| 2022 | 119 | 173 |
| 2023 | 127 | 205 |
| 2024 | 139 | 194 |
| 2025 | 142 | 153 |
| 2026 | 107 | 95 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Preceramic polymer printing binders for advanced ceramics6 Oct 2026US 12,753,123 B2University of Tennessee Research Foundation
- Ceramic, probe guiding member, probe card and socket for package inspection6 Oct 2026US 12,753,124 B2Ferrotec Material Technologies Corporation
- 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.
- Annealing separator composition for grain- oriented electrical steel sheet, grain-oriented electrical steel sheet, and method for producing grain-oriented electrical steel sheet6 Oct 2026US 12,753,457 B2Posco
- Environmental barrier coating29 Sep 2026US 12,747,192 B2Rtx Corporation
- Sintering additives for improved microstructure control8 Oct 2026US 2026/0308070 A1UT-Battelle, LLC
- Process for improving flash sintering of ceramics and improved ceramics8 Oct 2026US 2026/0308072 A1The Regents of the University of Colorado, a body corporate
- Environmental barrier coating8 Oct 2026US 2026/0308075 A1Rtx Corporation
- High Purity SiOC and SiC, Methods Compositions and Applications1 Oct 2026US 2026/0296898 A1Pallidus, Inc.
- Preform tapered hole press for improved cvi-cmc microstructure1 Oct 2026US 2026/0296980 A1Rtx Corporation
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
- Composite abrasive compact having high thermal stability403US 5,127,923 AUS Synthetic Corporation · 1992
- Coated silicon carbide abrasive grain306US 5,009,675 ALonza Ltd. · 1991
- Solid freeform fabrication methods283US 5,738,817 ARutgers, The State University · 1998
- Atomic layer controlled deposition on particle surfaces225US 6,613,383 B1The Regents of the University of Colorado · 2003