C01B 32/60
Preparation of carbonates or bicarbonates in general
Official title: Preparation of carbonates or bicarbonates in general (of percarbonates C01B15/10; of specific carbonates or bicarbonates according to the cation C01B-C01G)
C01B32/60 (Preparation of carbonates or bicarbonates in general) appears on 133 US grants and 244 published applications in this corpus.
Search patents in C01B- Granted patents
- 133
- Published applications
- 244
- Assignees
- 141
- Inventors
- 478
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 0 |
| 2003 | 0 | 2 |
| 2004 | 1 | 3 |
| 2005 | 0 | 1 |
| 2006 | 1 | 3 |
| 2007 | 0 | 2 |
| 2008 | 0 | 9 |
| 2009 | 1 | 9 |
| 2010 | 5 | 21 |
| 2011 | 7 | 10 |
| 2012 | 6 | 15 |
| 2013 | 8 | 16 |
| 2014 | 8 | 13 |
| 2015 | 9 | 10 |
| 2016 | 9 | 9 |
| 2017 | 10 | 9 |
| 2018 | 8 | 10 |
| 2019 | 7 | 6 |
| 2020 | 12 | 11 |
| 2021 | 6 | 10 |
| 2022 | 5 | 13 |
| 2023 | 4 | 16 |
| 2024 | 15 | 17 |
| 2025 | 4 | 15 |
| 2026 | 2 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods and systems for producing solid inorganic carbonate and bicarbonate compounds21 Apr 2026US 12,606,442 B2Cornell University
- Process for producing a carbon product and carbon fibers through a carbon neutral or carbon negative process31 Mar 2026US 12,589,357 B2
- Cyclopropenimines for mineralization of carbon dioxide25 Nov 2025US 12,479,793 B2International Business Machines Corporation
- Context-responsive systems and methods for operating a carbon removal facility27 May 2025US 12,312,964 B2Myno Carbon Corp.
- Hydroxyapatite, cosmetic, food, and method for producing the same21 Jan 2025US 12,201,709 B2Brainy Inc.
- Co2 and h2o co-electrolyser system8 Oct 2026US 2026/0308775 A1Ecole Polytechnique Federale De Lausanne (Epfl)
- Carbon dioxide capture and reaction product storing system24 Sep 2026US 2026/0284591 A1Lowcarbon Co., Ltd.
- Methods for transforming silicate-containing materials into materials for co2 removal and other applications3 Sep 2026US 2026/0258567 A1Massachusetts Institute of Technology
- Process for capture and conversion of carbon dioxide13 Aug 2026US 2026/0233155 A1The Governors of the University of Alberta
- Process for producing a carbon product and carbon fibers through a carbon neutral or carbon negative process13 Aug 2026US 2026/0233165 A1Carbon Utility LLC
Most cited
By later US patents
- Sequestration of carbon dioxide146US 7,132,090 B2General Motors Corporation · 2006
- Reduced-carbon footprint concrete compositions122US 7,815,880 B2Calera Corporation · 2010
- Rocks and aggregate, and methods of making and using the same102US 7,914,685 B2Calera Corporation · 2011
- Methods of sequestering CO299US 7,887,694 B2Calera Corporation · 2011
- Methods and systems for utilizing waste sources of metal oxides97US 7,754,169 B2Calera Corporation · 2010