C04B 12/04
Alkali metal or ammonium silicate cements
Official title: Alkali metal or ammonium silicate cements {; Alkyl silicate cements; Silica sol cements; Soluble silicate cements (alkali metal silicates per se, their preparation C01B33/32; ammonium silicates per se, their preparation C01C1/00)}
C04B12/04 (Alkali metal or ammonium silicate cements) appears on 80 US grants and 78 published applications in this corpus.
Search patents in C04B- Granted patents
- 80
- Published applications
- 78
- Assignees
- 87
- Inventors
- 245
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 2 |
| 2003 | 2 | 4 |
| 2004 | 3 | 4 |
| 2005 | 1 | 3 |
| 2006 | 2 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 0 | 3 |
| 2011 | 2 | 3 |
| 2012 | 0 | 3 |
| 2013 | 2 | 1 |
| 2014 | 0 | 0 |
| 2015 | 2 | 2 |
| 2016 | 1 | 4 |
| 2017 | 3 | 6 |
| 2018 | 5 | 3 |
| 2019 | 3 | 5 |
| 2020 | 5 | 4 |
| 2021 | 1 | 3 |
| 2022 | 4 | 10 |
| 2023 | 2 | 2 |
| 2024 | 2 | 5 |
| 2025 | 1 | 4 |
| 2026 | 2 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hyaloclastite, sideromelane or tachylite pozzolan-based geopolymer cement and concrete and method of making and using same30 Jun 2026US 12,668,536 B2
- Geopolymer-based sub-ambient daytime radiative cooling coating24 Mar 2026US 12,584,057 B2The Hong Kong Polytechnic University
- Inorganic material with improved properties4 Mar 2025US 12,240,786 B2Agemos AG
- Hydrocarboxylic acid derivative as a retarder additive for oil and gas wells cementing30 Apr 2024US 11,970,423 B2Saudi Arabian Oil Company
- Hyaloclastite pozzolan, hyaloclastite based cement, hyaloclastite based concrete and method of making and using same2 Jan 2024US 11,858,847 B2
- Gel-based formulations for water and gas shut-off in a sub-terranean zone16 Jul 2026US 2026/0201239 A1Nouryon Chemicals International B. V.
- Composite wallboard and a preparation method thereof4 Jun 2026US 2026/0152440 A1China State Construction Hailong Technology Company Limited
- Materials and methods for developing brine sludge activated natural pozzolan based alkali activated binder28 May 2026US 2026/0145999 A1King Fahd University of Petroleum and Minerals
- Alkali-Activated Material12 Feb 2026US 2026/0042707 A1Liverpool John Moores University
- Hydrated sodium silicate aluminate as a binder agent for inorganic substrates22 Jan 2026US 2026/0022063 A1PQ Corporation
Most cited
By later US patents
- Wearable audio system with acoustic modules202US 6,301,367 B1Interval Research Corporation · 2001
- Binders for cores and molds75US 6,139,619 ABorden Chemical, Inc. · 2000
- Aqueous curable molding compositions based on inorganic ingredients and process for the production of molded parts72US 4,533,393 ADynamit Nobel Aktiengesellschaft · 1985
- Room temperature curable surface coating and methods of producing and applying same62US 5,164,003 ACeram Tech International, Ltd. · 1992
- Hydraulic cement composition53US 4,452,635 AMizusawa Industrial Chemicals, Ltd. · 1984