C04B 35/04
Based on magnesium oxide
Official title: based on magnesium oxide
C04B35/04 (Based on magnesium oxide) appears on 464 US grants and 432 published applications in this corpus.
Search patents in C04B- Granted patents
- 464
- Published applications
- 432
- Assignees
- 345
- Inventors
- 1,396
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 16 | 0 |
| 1978 | 9 | 0 |
| 1979 | 7 | 0 |
| 1980 | 5 | 0 |
| 1981 | 6 | 0 |
| 1982 | 7 | 0 |
| 1983 | 9 | 0 |
| 1984 | 5 | 0 |
| 1985 | 5 | 0 |
| 1986 | 4 | 0 |
| 1987 | 6 | 0 |
| 1988 | 10 | 0 |
| 1989 | 11 | 0 |
| 1990 | 6 | 0 |
| 1991 | 10 | 0 |
| 1992 | 10 | 0 |
| 1993 | 8 | 0 |
| 1994 | 7 | 0 |
| 1995 | 2 | 0 |
| 1996 | 8 | 0 |
| 1997 | 5 | 0 |
| 1998 | 2 | 0 |
| 1999 | 5 | 0 |
| 2000 | 5 | 0 |
| 2001 | 8 | 3 |
| 2002 | 9 | 6 |
| 2003 | 5 | 10 |
| 2004 | 7 | 17 |
| 2005 | 13 | 13 |
| 2006 | 9 | 9 |
| 2007 | 6 | 10 |
| 2008 | 3 | 16 |
| 2009 | 6 | 18 |
| 2010 | 5 | 22 |
| 2011 | 13 | 15 |
| 2012 | 13 | 6 |
| 2013 | 13 | 14 |
| 2014 | 12 | 17 |
| 2015 | 8 | 22 |
| 2016 | 12 | 17 |
| 2017 | 11 | 24 |
| 2018 | 23 | 20 |
| 2019 | 16 | 28 |
| 2020 | 11 | 24 |
| 2021 | 12 | 24 |
| 2022 | 18 | 28 |
| 2023 | 16 | 23 |
| 2024 | 16 | 13 |
| 2025 | 13 | 18 |
| 2026 | 11 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Batch for the production of a coarse ceramic refractory basic product, such product and method for its production, lining of an industrial furnace and industrial furnace25 Aug 2026US 12,715,815 B2Refratechnik Holding GmbH
- Method for the treatment of magnesia-carbon products14 Jul 2026US 12,679,781 B2Refractory Intellectual Property GmbH & Co.KG
- Material systems for repair of thermal barrier coating and methods thereof26 May 2026US 12,637,947 B2General Electric Company
- Functionally graded firing setters and process for manufacturing these setters12 May 2026US 12,623,968 B2
- Prepreg for ceramic matrix composite12 May 2026US 12,623,972 B2Saint-Gobain Centre De Recherches Et D ' Etudes Europeen
- Hearth mixture for disposing on the hearth bottom of an electric arc furnace, use of a hearth mixture for disposing on the hearth bottom of an electric arc furnace, electric arc furnace, method for disposing a hearth mixture on the hearth bottom of an electric arc furnace and use of magnesia spinel used in a lining of a cement rotary kiln24 Sep 2026US 2026/0287256 A1Refractory Intellectual Property GmbH & Co.KG
- Metal-ceramic substrate and process for producing a metal-ceramic substrate20 Aug 2026US 2026/0242289 A1
- CaO-ZrO2 Composition, Method for Producing CaO-ZrO2 Composition, and CaO-ZrO2-Containing Refractory Material and Casting Nozzle13 Aug 2026US 2026/0234064 A1Krosakiharima Corporation
- Slag blocking device for a metallurgical vessel23 Jul 2026US 2026/0208261 A1Refractory Intellectual Property GmbH & Co.KG
- Ceramic material and manufacturing method thereof2 Jul 2026US 2026/0184640 A1Industrial Technology Research Institute
Most cited
By later US patents
- Tunable dielectric compositions including low loss glass184US 6,905,989 B2Paratek Microwave, Inc. · 2005
- Ceramic ferroelectric composite materials with enhanced electronic properties BSTO-Mg based compound-rare earth oxide175US 6,074,971 AThe United States of America as represented by the Secretary of the Army · 2000
- Ceramic matrix nanocomposites containing carbon nanotubes for enhanced mechanical behavior100US 6,420,293 B1Rensselaer Polytechnic Institute · 2002
- Composition and method for making a proppant88US 7,867,613 B2Oxane Materials, Inc. · 2011
- Sintered bodies based on niobium suboxide79US 7,419,926 B2H. C. Starck GmbH · 2008