C04B 22/16
Containing phosphorus in the anion
Official title: containing phosphorus in the anion, e.g. phosphates
C04B22/16 (Containing phosphorus in the anion) appears on 142 US grants and 159 published applications in this corpus.
Search patents in C04B- Granted patents
- 142
- Published applications
- 159
- Assignees
- 89
- Inventors
- 377
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 3 |
| 2003 | 4 | 2 |
| 2004 | 2 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 1 | 1 |
| 2009 | 0 | 1 |
| 2010 | 2 | 3 |
| 2011 | 1 | 4 |
| 2012 | 4 | 2 |
| 2013 | 2 | 6 |
| 2014 | 2 | 4 |
| 2015 | 1 | 3 |
| 2016 | 3 | 11 |
| 2017 | 6 | 15 |
| 2018 | 9 | 10 |
| 2019 | 9 | 12 |
| 2020 | 8 | 7 |
| 2021 | 9 | 10 |
| 2022 | 15 | 16 |
| 2023 | 4 | 17 |
| 2024 | 15 | 15 |
| 2025 | 10 | 7 |
| 2026 | 8 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Ultra stable cementitious material formulation, process for its making, and ultra stable tile backer board formulation and processes for its making1 Sep 2026US 12,726,151 B2Triton MgO Products, LLC
- Cementitious construction material containing magnesium oxychloride crystals23 Jun 2026US 12,662,427 B2Triton MgO Products, LLC
- Sorel cement with a hydrophobic modifier9 Jun 2026US 12,649,873 B1Halliburton Energy Services.Inc.
- Plaster formula with increased porosity2 Jun 2026US 12,643,818 B2Knauf Gips KG
- Aerogel enhanced bio-based building material26 May 2026US 12,637,389 B2British Columbia Institute of Technology
- Quick-setting magnesium based cement and concrete27 Aug 2026US 2026/0250191 A1ZS2 Technologies Ltd.
- High solids, sprayable setting type joint compound25 Jun 2026US 2026/0176205 A1Knauf Gips KG
- Hardened gypsum body, and preparation method therefor and use thereof11 Jun 2026US 2026/0158703 A1Hubei Juhai Environmental Technology Co., Ltd.
- Composite wallboard and a preparation method thereof4 Jun 2026US 2026/0152440 A1China State Construction Hailong Technology Company Limited
- Reinforced magnesium substrate and composite board with same7 May 2026US 2026/0124820 A1Oakland Global Trading Co.,Ltd.
Most cited
By later US patents
- Gypsum-containing product having increased resistance to permanent deformation and method and composition for producing it194US 6,342,284 B12002
- Gypsum-containing product having increased resistance to permanent deformation and method and composition for producing it150US 6,632,550 B1United States Gypsum Company · 2003
- Ready-mixed setting type joint compound115US 5,746,822 AUnited States Gypsum Company · 1998
- Gypsum-containing composition having enhanced resistance to permanent deformation98US 6,815,049 B2United States Gypsum Company · 2004
- Products of reaction of an aluminum compound, a boron-containing acid, a phosphorus-containing acid and an amine77US 5,604,024 ABayer Aktiengesellschaft · 1997