C04B 35/111
Fine ceramics
C04B35/111 (Fine ceramics) appears on 2,531 US grants and 2,160 published applications in this corpus.
Search patents in C04B- Granted patents
- 2,531
- Published applications
- 2,160
- Assignees
- 1,090
- Inventors
- 5,648
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 22 | 0 |
| 1977 | 22 | 0 |
| 1978 | 11 | 0 |
| 1979 | 13 | 0 |
| 1980 | 18 | 0 |
| 1981 | 22 | 0 |
| 1982 | 20 | 0 |
| 1983 | 18 | 0 |
| 1984 | 10 | 0 |
| 1985 | 24 | 0 |
| 1986 | 34 | 0 |
| 1987 | 28 | 0 |
| 1988 | 48 | 0 |
| 1989 | 61 | 0 |
| 1990 | 55 | 0 |
| 1991 | 76 | 0 |
| 1992 | 70 | 0 |
| 1993 | 68 | 0 |
| 1994 | 62 | 0 |
| 1995 | 62 | 0 |
| 1996 | 53 | 0 |
| 1997 | 69 | 0 |
| 1998 | 57 | 0 |
| 1999 | 50 | 0 |
| 2000 | 44 | 0 |
| 2001 | 41 | 13 |
| 2002 | 47 | 61 |
| 2003 | 60 | 48 |
| 2004 | 37 | 65 |
| 2005 | 31 | 77 |
| 2006 | 32 | 91 |
| 2007 | 36 | 64 |
| 2008 | 35 | 66 |
| 2009 | 30 | 76 |
| 2010 | 49 | 81 |
| 2011 | 32 | 65 |
| 2012 | 52 | 76 |
| 2013 | 49 | 77 |
| 2014 | 45 | 74 |
| 2015 | 63 | 81 |
| 2016 | 73 | 80 |
| 2017 | 67 | 98 |
| 2018 | 56 | 121 |
| 2019 | 86 | 140 |
| 2020 | 80 | 128 |
| 2021 | 90 | 115 |
| 2022 | 99 | 123 |
| 2023 | 96 | 108 |
| 2024 | 101 | 107 |
| 2025 | 82 | 87 |
| 2026 | 45 | 38 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method of producing manufactured object and manufactured object6 Oct 2026US 12,752,457 B2Canon Kabushiki Kaisha
- Paste composition for additive manufacturing15 Sep 2026US 12,734,581 B2Vito NV
- Organic formulations for additive manufacturing of three-dimensional objects containing sinterable materials25 Aug 2026US 12,715,036 B2Tritone Technologies Ltd.
- Multi-piece mandrel for building up airfoil structure18 Aug 2026US 12,709,985 B2Rtx Corporation
- Ceramic matrix composites and their preforms11 Aug 2026US 12,703,169 B2Rtx Corporation
- Process for improving flash sintering of ceramics and improved ceramics8 Oct 2026US 2026/0308072 A1The Regents of the University of Colorado, a body corporate
- Abrasive article including shaped abrasive particles17 Sep 2026US 2026/0275178 A1Saint-Gobain Ceramics & Plastics, Inc.
- Alpha alumina-based ceramic material and methods of making same17 Sep 2026US 2026/0275179 A13M Innovative Properties Company
- Ceramic particles for use in a solar power tower17 Sep 2026US 2026/0276244 A1Carbo Ceramics Inc.
- Method of manufacturing ceramic matrix composites reinforced with metallic particles27 Aug 2026US 2026/0250202 A1Politechnika Warszawska
Most cited
By later US patents
- Process for durable sol-gel produced alumina-based ceramics, abrasive grain and abrasive products536US 4,744,802 AMinnesota Mining and Manufacturing Company · 1988
- Abrasive material and method for preparing the same483US 4,623,364 ANorton Company · 1986
- Abrasive grits formed of ceramic containing oxides of aluminum and rare earth metal, method of making and products made therewith477US 4,881,951 AMinnesota Mining and Manufacturing Company · 1989
- Abrasive grits formed of ceramic containing oxides of aluminum and yttrium, method of making and using the same and products made therewith446US 4,770,671 AMinnesota Mining and Manufacturing Company · 1988
- Alumina sintered body412US 5,279,886 ANgk Spark Plug Co., Ltd. · 1994