C04B 41/4972
Alkali metal or ammonium salts
Official title: {Alkali metal or ammonium salts}
C04B41/4972 (Alkali metal or ammonium salts) appears on 9 US grants and 3 published applications in this corpus.
Search patents in C04B- Granted patents
- 9
- Published applications
- 3
- Assignees
- 9
- Inventors
- 22
- Latest grant
- 6 Jun 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 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 | 1 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for infiltrating a ceramic, artificial or natural stone surface6 Jun 2023US 11,667,582 B2Cosentino Research & Development, S.L.
- Solution comprising propyl-functional alkali siliconates, silicates and method of production thereof7 Apr 2015US 8,999,053 B2Evonik Degussa GmbH
- Cationic emulsions of alkylalkoxysilanes28 Feb 1995US 5,393,330 AOSi Specialties, Inc.
- Aqueous water repellent compositions12 Jan 1993US 5,178,668 AGeneral Electric Company
- Method of preventing the deterioration of a hardened cement-based mass4 Jun 1991US 5,021,260 ANissan Chemical Industries, Ltd.
- Copolymer, treatment agent, and preparation method therefor and use thereof31 Oct 2024US 2024/0360262 A1Beijing Mapu New Materials Co., Ltd.
- Method for infiltrating a ceramic, artificial or natural stone surface11 Jun 2020US 2020/0181033 A1Cosentino Research & Development, S.L.
- Solution comprising propyl-functional alkali siliconates, silicates and method of production thereof3 Jul 2014US 2014/0182487 A1Evonik Degussa GmbH
Most cited
By later US patents
- Method of providing waterproof coating for masonry walls34US 4,273,813 ADow Corning Corporation · 1981
- Process and composition for rendering surfaces hydrophobic and oleophobic32US 4,125,673 AWacker Chemie AG · 1978
- Aqueous water repellent compositions26US 5,178,668 AGeneral Electric Company · 1993
- Alkaline resistant primer and the use thereof24US 4,536,534 AWacker Chemie AG · 1985
- Cationic emulsions of alkylalkoxysilanes15US 5,393,330 AOSi Specialties, Inc. · 1995