C04B 2235/3244
Zirconium oxides, zirconates, hafnium oxides, hafnates, or oxide-forming salts thereof
C04B2235/3244 (Zirconium oxides, zirconates, hafnium oxides, hafnates, or oxide-forming salts thereof) appears on 2,502 US grants and 3,281 published applications in this corpus.
Search patents in C04B- Granted patents
- 2,502
- Published applications
- 3,281
- Assignees
- 1,107
- Inventors
- 6,100
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 6 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 4 | 0 |
| 1982 | 3 | 0 |
| 1983 | 5 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 6 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 6 | 0 |
| 1990 | 7 | 0 |
| 1991 | 19 | 0 |
| 1992 | 16 | 0 |
| 1993 | 19 | 0 |
| 1994 | 14 | 0 |
| 1995 | 21 | 0 |
| 1996 | 12 | 0 |
| 1997 | 11 | 0 |
| 1998 | 9 | 0 |
| 1999 | 19 | 0 |
| 2000 | 16 | 0 |
| 2001 | 16 | 4 |
| 2002 | 20 | 37 |
| 2003 | 40 | 88 |
| 2004 | 51 | 101 |
| 2005 | 46 | 102 |
| 2006 | 61 | 113 |
| 2007 | 73 | 97 |
| 2008 | 51 | 98 |
| 2009 | 76 | 118 |
| 2010 | 80 | 143 |
| 2011 | 72 | 122 |
| 2012 | 79 | 113 |
| 2013 | 102 | 125 |
| 2014 | 92 | 122 |
| 2015 | 94 | 130 |
| 2016 | 103 | 147 |
| 2017 | 133 | 175 |
| 2018 | 116 | 139 |
| 2019 | 133 | 186 |
| 2020 | 135 | 150 |
| 2021 | 128 | 172 |
| 2022 | 102 | 191 |
| 2023 | 126 | 168 |
| 2024 | 127 | 200 |
| 2025 | 148 | 136 |
| 2026 | 90 | 104 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Ceramic, probe guiding member, probe card and socket for package inspection6 Oct 2026US 12,753,124 B2Ferrotec Material Technologies Corporation
- Ceramic material of ceramic electrode for tumor treating fields and preparation method thereof15 Sep 2026US 12,735,361 B2Hebei Puni Medical Technology Co., Ltd
- Methods of making nanopowders, nanoceramic materials and nanoceramic components15 Sep 2026US 12,735,363 B2APPLIED Materials.Inc.
- Method of making vacuum insulated panel25 Aug 2026US 12,715,199 B2LuxWall, Inc.
- High-zirconia electro-fused cast refractory material25 Aug 2026US 12,715,817 B2Saint-Gobain TM K.K.
- Silver-containing zirconia sintered body, silver-containing stabilized zirconia powder, method for producing silver-containing stabilized zirconia powder, and method for producing silver-containing zirconia sintered body8 Oct 2026US 2026/0308069 A1Daiichi Kigenso Kagaku Kogyo Co., Ltd.
- Process for improving flash sintering of ceramics and improved ceramics8 Oct 2026US 2026/0308072 A1The Regents of the University of Colorado, a body corporate
- Dielectric ceramic, method of preparing the same, and multilayer ceramic capacitor including the same8 Oct 2026US 2026/0311933 A1Samsung Electro-Mechanics Co., Ltd.
- Dielectric composition, dielectric element, electronic device, and multilayer electronic device1 Oct 2026US 2026/0296978 A1TDK Corporation
- Dielectric ceramic composition and multilayer ceramic electronic device1 Oct 2026US 2026/0296979 A1TDK Corporation
Most cited
By later US patents
- Nanocrystalline apatites and composites, prostheses incorporating them, and method for their production242US 6,013,591 AMassachusetts Institute of Technology · 2000
- Atomic layer controlled deposition on particle surfaces225US 6,613,383 B1The Regents of the University of Colorado · 2003
- Method of producing high-temperature parts by way of low-temperature sintering172US 5,284,695 ABoard of Regents, The University of Texas System · 1994
- Polycrystalline translucent alumina-based ceramic material, uses, and methods166US 6,878,456 B23M Innovative Properties Company · 2005
- Very high purity fine powders and methods to produce such powders142US 6,569,397 B12003