C04B 41/509
Magnesium cements
Official title: {Magnesium cements, e.g. Sorel cement}
C04B41/509 (Magnesium cements) appears on 5 US grants and 2 published applications in this corpus.
Search patents in C04B- Granted patents
- 5
- Published applications
- 2
- Assignees
- 3
- Inventors
- 3
- Latest grant
- 17 Sep 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 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 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Protective coatings for concrete17 Sep 2024US 12,091,369 B2Zirconia Inc.
- Fire barrier coating and fire barrier plywood14 Jul 1992US 5,130,184 APyrotite Corporation
- Fire barrier coating and fire barrier plywood4 Apr 1989US 4,818,595 ADelphic Research Laboratories, Inc.
- Fire-barrier plywood28 Apr 1987US 4,661,398 ADelphic Research Laboratories, Inc.
- Fire barrier coating composition containing magnesium oxychlorides and high alumina calcium aluminate cements or magnesium oxysulphate25 Feb 1986US 4,572,862 ADelphic Research Laboratories, Inc.
Most cited
By later US patents
- Fire barrier coating and fire barrier plywood136US 5,130,184 APyrotite Corporation · 1992
- Fire barrier coating composition containing magnesium oxychlorides and high alumina calcium aluminate cements or magnesium oxysulphate85US 4,572,862 ADelphic Research Laboratories, Inc. · 1986
- Fire-barrier plywood76US 4,661,398 ADelphic Research Laboratories, Inc. · 1987
- Fire barrier coating and fire barrier plywood57US 4,818,595 ADelphic Research Laboratories, Inc. · 1989