C04B 40/0236
Carbon dioxide post-treatment of already hardened material
Official title: {Carbon dioxide post-treatment of already hardened material}
C04B40/0236 (Carbon dioxide post-treatment of already hardened material) appears on 22 US grants and 26 published applications in this corpus.
Search patents in C04B- Granted patents
- 22
- Published applications
- 26
- Assignees
- 26
- Inventors
- 76
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 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 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 1 | 1 |
| 2016 | 1 | 1 |
| 2017 | 0 | 1 |
| 2018 | 1 | 0 |
| 2019 | 0 | 1 |
| 2020 | 2 | 2 |
| 2021 | 0 | 3 |
| 2022 | 1 | 2 |
| 2023 | 3 | 6 |
| 2024 | 1 | 4 |
| 2025 | 3 | 2 |
| 2026 | 4 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for making carbonated precast concrete products with enhanced durability5 May 2026US 12,617,725 B2Carbicrete Inc.
- Controlling carbonation10 Mar 2026US 12,570,582 B2Carbonaide Oy
- Methods of making sustainable ductile cast cementitious structure for carbon dioxide sequestration17 Feb 2026US 12,552,710 B2The Regents of the University of Michigan
- Method of reacting CO2 by emulsifying concrete and use in oilwell cementing17 Feb 2026US 12,552,978 B2Saudi Arabian Oil Company
- Integrated carbon dioxide capture10 Jun 2025US 12,325,669 B2Carboncure Technologies Inc.
- Carbon dioxide immobilization method and cured cement body for carbon dioxide immobilization26 Jun 2025US 2025/0205638 A1National University Corporation Hokkaido University
- Concrete coupon for recovery of biological agents5 Jun 2025US 2025/0178973 A1The Government of the United States of America, as represented by the Secretary of Homeland Security
- Method of preparation of a construction element by carbonation of cement29 Aug 2024US 2024/0286965 A1Holcim Technology Ltd
- Manufacturing of Ultra-Lightweight Composites Through Accelerated CO2 Mineralization15 Aug 2024US 2024/0270653 A1PVT Clean Energy LLC
- System and method for steam curing and carbonation curing precast concrete1 Aug 2024US 2024/0254059 A1Korea Advanced Institute of Science and Technology
Most cited
By later US patents
- Hardened hydraulic cement, ceramic or coarse concrete aggregate treated with high pressure fluids78US 5,965,201 AMaterials Technology Corporation · 1999
- Cement treated with high-pressure CO.sub.270US 5,518,540 AMaterials Technology Corporation · 1996
- Systems and methods for carbon capture and sequestration and compositions derived therefrom55US 8,114,367 B2Rutgers, The State University of New Jersey · 2012
- Cement treated with high-pressure CO.sub.249US 5,650,562 AMaterials Technology Corporation · 1997
- Integrated carbon dioxide capture31US 10,570,064 B2Carboncure Technologies Inc. · 2020