C04B 40/0633
Chemical separation of ingredients
Official title: {Chemical separation of ingredients, e.g. slowly soluble activator}
C04B40/0633 (Chemical separation of ingredients) appears on 88 US grants and 83 published applications in this corpus.
Search patents in C04B- Granted patents
- 88
- Published applications
- 83
- Assignees
- 51
- Inventors
- 193
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 6 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 1 |
| 2002 | 3 | 0 |
| 2003 | 4 | 4 |
| 2004 | 4 | 2 |
| 2005 | 1 | 7 |
| 2006 | 1 | 4 |
| 2007 | 2 | 0 |
| 2008 | 0 | 7 |
| 2009 | 0 | 0 |
| 2010 | 2 | 4 |
| 2011 | 1 | 2 |
| 2012 | 3 | 5 |
| 2013 | 0 | 2 |
| 2014 | 4 | 2 |
| 2015 | 3 | 5 |
| 2016 | 3 | 4 |
| 2017 | 4 | 4 |
| 2018 | 3 | 3 |
| 2019 | 4 | 7 |
| 2020 | 5 | 3 |
| 2021 | 3 | 2 |
| 2022 | 2 | 4 |
| 2023 | 3 | 2 |
| 2024 | 2 | 3 |
| 2025 | 1 | 4 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Coated-fine-aggregate, concrete composition and method10 Feb 2026US 12,545,620 B2
- Cement slurries, cured cement and methods of making and use of these29 Jul 2025US 12,371,375 B2Saudi Arabian Oil Company
- Cement slurries, cured cement and methods of making and use of these11 Jun 2024US 12,006,261 B2Saudi Arabian Oil Company
- Expandable Ready Mix Joint Compound Formulation and Method of Making Same30 Jul 2026US 2026/0217612 A1Panel Rey, S.A.
- Set on demand cement30 Jul 2026US 2026/0218034 A1Baker Hughes Oilfield Operations LLC
- Method for improving the strength of concrete material8 May 2025US 2025/0145539 A1Concrete4Change Ltd
- Expandable Ready Mix Joint Compound Formulation and Method of Making Same27 Mar 2025US 2025/0100942 A1Panel Rey, S.A.
- Set on demand cement20 Feb 2025US 2025/0059428 A1Baker Hughes Oilfield Operations LLC
Most cited
By later US patents
- Encapsulated chemicals for use in controlled time release applications and methods314US 6,527,051 B1Halliburton Energy Services.Inc. · 2003
- Controlling the release of chemical additives in well treating fluids282US 6,209,646 B1Halliburton Energy Services.Inc. · 2001
- Encapsulated chemicals for use in controlled time release applications and methods279US 6,554,071 B1Halliburton Energy Services.Inc. · 2003
- Encapsulated chemicals for use in controlled time release applications and methods147US 6,444,316 B1Halliburton Energy Services.Inc. · 2002
- Methods of generating gas in well treating fluids144US 6,722,434 B2Halliburton Energy Services.Inc. · 2004