C04B 22/103
Acids
Official title: {Acids; Carbonic acids, e.g. from carbon dioxide}
C04B22/103 (Acids) appears on 21 US grants and 33 published applications in this corpus.
Search patents in C04B- Granted patents
- 21
- Published applications
- 33
- Assignees
- 17
- Inventors
- 80
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 2 |
| 2011 | 1 | 2 |
| 2012 | 0 | 0 |
| 2013 | 2 | 1 |
| 2014 | 0 | 2 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 2 |
| 2018 | 0 | 2 |
| 2019 | 2 | 1 |
| 2020 | 0 | 1 |
| 2021 | 3 | 4 |
| 2022 | 1 | 3 |
| 2023 | 1 | 3 |
| 2024 | 4 | 5 |
| 2025 | 1 | 2 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Sorel cement with a hydrophobic modifier9 Jun 2026US 12,649,873 B1Halliburton Energy Services.Inc.
- Mixture comprising glyoxylic acid or condensation or addition products thereof7 Apr 2026US 12,595,209 B2BASF SE
- CO2 impregnated concrete22 Jul 2025US 12,365,628 B2Scio-Tech, LLC
- Carbon mineralization and sequestration using carbonatable minerals, hyaloclastite, lava, fly ash, bottom ash, slag and method of making and using same19 Nov 2024US 12,145,882 B2
- Processes and systems for carbon dioxide sequestration and related concrete compositions1 Oct 2024US 12,103,895 B2CRH Group Services Limited
- Multifunctional compounds for activation of cement for use in wellbores25 Jun 2026US 2026/0176521 A1Halliburton Energy Services.Inc.
- Early strength enhancer for hydraulic compositions7 May 2026US 2026/0125322 A1Kao Corporation
- Concrete mixtures and methods of making the same20 Nov 2025US 2025/0353791 A1The Board of Trustees of The University of Alabama
- Acid activated mixture, cement slurry and structure6 Nov 2025US 2025/0340485 A1Restone AS
- Compositions and methods utilizing alternative sources of carbon dioxide for sequestration26 Dec 2024US 2024/0425412 A1Carboncure Technologies Inc.
Most cited
By later US patents
- CO2-sequestering formed building materials109US 8,006,446 B2Calera Corporation · 2011
- CO2-sequestering formed building materials101US 7,771,684 B2Calera Corporation · 2010
- Processes for improving the bond between hydrating cement-based materials and existing cement-based substrates56US 5,505,987 A1996
- Delayed thixotropic cement compositions and methods48US 6,610,140 B2Halliburton Energy Services.Inc. · 2003
- Delayed thixotropic cement compositions and methods42US 6,457,523 B1Halliburton Energy Services.Inc. · 2002