C04B 22/066
Magnesia
Official title: {Magnesia; Magnesium hydroxide}
C04B22/066 (Magnesia) appears on 35 US grants and 59 published applications in this corpus.
Search patents in C04B- Granted patents
- 35
- Published applications
- 59
- Assignees
- 41
- Inventors
- 157
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 2 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 1 |
| 2017 | 1 | 5 |
| 2018 | 0 | 3 |
| 2019 | 2 | 12 |
| 2020 | 5 | 3 |
| 2021 | 9 | 8 |
| 2022 | 3 | 6 |
| 2023 | 2 | 5 |
| 2024 | 2 | 8 |
| 2025 | 1 | 0 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Aerogel enhanced bio-based building material26 May 2026US 12,637,389 B2British Columbia Institute of Technology
- Construction material based on a mineral binder comprising synergistically effective hydrophobisation agent combinations17 Mar 2026US 12,577,162 B2Knauf Gips KG
- Mechanical properties of waterproofed gypsum boards with polydimethylsiloxanes27 Jan 2026US 12,534,408 B2Knauf Gips KG
- Use of silane composite emulsion as anti-cracking enhancer30 Dec 2025US 12,509,396 B2Qingdao University of Technology
- Method for preparing low-background cement20 Aug 2024US 12,065,378 B2China Building Materials Academy Co., Ltd.
- Intumescent sheet used in an electric vehicle battery for thermal runaway management3 Sep 2026US 2026/0260988 A1Aerogel R&D Pte. Ltd.
- Concrete composition for water treatment structure having self-healing and waterproofing capabilities by using self-healing admixture and concrete water treatment structure using same28 May 2026US 2026/0146000 A1HUBCON Co., Ltd.
- Use of amorphous silica reagent produced from serpentine in concrete preparation19 Mar 2026US 2026/0078057 A1Alliance MagnéSium
- Method for artificial coral reef restoration and shoreline stabilization12 Mar 2026US 2026/0070843 A1Partanna Global, Inc.
- Engineered flooring product and method of manufacturing thereof5 Dec 2024US 2024/0401344 A1
Most cited
By later US patents
- Expandable cement composition28US 4,797,159 ADowell Schlumberger Incorporated · 1989
- Cement composition and process for producing cement composition9US 8,641,819 B2Ube Industries, Ltd. · 2014
- Cementitious compositions containing magnesium compounds to provide sag resistance6US 4,011,094 ATile Council of America, Inc. · 1977
- Compositions and methods for well cementing5US 11,130,899 B2Schlumberger Technology Corporation · 2021
- Binder composition5US 8,496,751 B2Calix, Inc. · 2013