C04B 35/42
Based on chromites
Official title: based on chromites (C04B35/047 and C04B35/105 take precedence)
C04B35/42 (Based on chromites) appears on 113 US grants and 70 published applications in this corpus.
Search patents in C04B- Granted patents
- 113
- Published applications
- 70
- Assignees
- 85
- Inventors
- 249
- Latest grant
- 30 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 7 | 0 |
| 1978 | 2 | 0 |
| 1979 | 4 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 5 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 6 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 6 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 6 |
| 2004 | 4 | 7 |
| 2005 | 2 | 2 |
| 2006 | 3 | 5 |
| 2007 | 6 | 2 |
| 2008 | 1 | 3 |
| 2009 | 2 | 6 |
| 2010 | 3 | 7 |
| 2011 | 3 | 5 |
| 2012 | 4 | 2 |
| 2013 | 5 | 3 |
| 2014 | 2 | 4 |
| 2015 | 2 | 0 |
| 2016 | 4 | 2 |
| 2017 | 0 | 4 |
| 2018 | 1 | 1 |
| 2019 | 2 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 3 |
| 2022 | 3 | 1 |
| 2023 | 0 | 2 |
| 2024 | 1 | 1 |
| 2025 | 2 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Insulating ceramic panels and methods of forming insulating ceramic panels30 Dec 2025US 12,509,403 B2The Boeing Company
- Thermistor sintered body and temperature sensor element12 Aug 2025US 12,385,792 B2Shibaura Electronics Co., Ltd.
- Abrasive particles and methods of forming same16 Apr 2024US 11,959,009 B2Saint-Gobain Ceramics & Plastics, Inc.
- Ceramic sintering27 Sep 2022US 11,453,618 B2Utility Global, Inc.
- Method for preparing composite metal oxide hollow fibre2 Aug 2022US 11,401,213 B2Nanjing University of Technology
- Insulating ceramic panels and methods of forming insulating ceramic panels2 Apr 2026US 2026/0092016 A1The Boeing Company
- Filter element for flow stabilisation and/or purifying a melt obtained during casting, and a method for producing a filter element24 Jul 2025US 2025/0235924 A1
- Refractory article and composition13 Jun 2024US 2024/0189889 A1
- Thermistor sintered body and temperature sensor element22 Jun 2023US 2023/0194358 A1Shibaura Electronics Co., Ltd.
- Composition for 3d printing ceramic and/or metallic shaped bodies15 Jun 2023US 2023/0182203 A1Nanoe
Most cited
By later US patents
- Microcrystalline transition metal oxide spinel articles78US 4,757,036 AMinnesota Mining and Manufacturing Company · 1988
- Infrared radiation generating ceramic compositions50US 5,707,911 AMitech Scientific Corp. · 1998
- Ceramics containing fibers of silicon carbide49US 4,507,224 AAgency of Industrial Science and Technology · 1985
- Method of hydrothermal liquid phase sintering of ceramic materials and products derived therefrom45US 8,313,802 B2Rutgers, The State University of New Jersey · 2012
- High temperature thermistor composition40US 4,013,592 AMatsushita Electric Industrial Co., Ltd. · 1977