C04B 22/141
Acids
Official title: {Acids}
C04B22/141 (Acids) appears on 6 US grants and 9 published applications in this corpus.
Search patents in C04B- Granted patents
- 6
- Published applications
- 9
- Assignees
- 7
- Inventors
- 32
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2015 | 1 | 1 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 1 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 1 |
| 2022 | 0 | 1 |
| 2023 | 0 | 1 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
| 2026 | 1 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- High strength concrete admixture21 Apr 2026US 12,606,486 B2The Euclid Chemical Company
- Additives for cements comprising Ye'elimite3 Jun 2025US 12,319,627 B2Sika Technology AG
- Struvite-K and syngenite composition for use in building materials2 Nov 2021US 11,161,783 B2CertainTeed Gypsum, Inc.
- Struvite-K and Syngenite composition for use in building materials19 Nov 2019US 10,479,728 B2CertainTeed Gypsum, Inc.
- Cement grinding aids prepared with waste antifreeze18 Sep 2018US 10,077,211 B2Nanjing Tech University
- Reinforced magnesium substrate and composite board with same7 May 2026US 2026/0124820 A1Oakland Global Trading Co.,Ltd.
- Accelerators for the reaction of steelmaking slag with water29 Aug 2024US 2024/0286958 A1Sika Technology AG
- High strength concrete admixture20 Jul 2023US 2023/0227358 A1The Euclid Chemical Company
- Composition for manufacturing methylene malonate cementitious hybrid systems, the preparation thereof and use of the same in construction26 May 2022US 2022/0162123 A1BASF SE
- Additives for cements comprising ye'elimite21 Oct 2021US 2021/0323880 A1Sika Technology AG
Most cited
By later US patents