B01D 2257/2042
Hydrobromic acid
B01D2257/2042 (Hydrobromic acid) appears on 31 US grants and 46 published applications in this corpus.
Search patents in B01D- Granted patents
- 31
- Published applications
- 46
- Assignees
- 40
- Inventors
- 137
- Latest grant
- 18 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 0 | 1 |
| 2003 | 0 | 1 |
| 2004 | 2 | 3 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 2 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 4 |
| 2010 | 1 | 4 |
| 2011 | 0 | 2 |
| 2012 | 2 | 3 |
| 2013 | 1 | 2 |
| 2014 | 2 | 2 |
| 2015 | 2 | 0 |
| 2016 | 2 | 1 |
| 2017 | 0 | 2 |
| 2018 | 2 | 2 |
| 2019 | 3 | 1 |
| 2020 | 1 | 2 |
| 2021 | 4 | 0 |
| 2022 | 0 | 1 |
| 2023 | 2 | 5 |
| 2024 | 1 | 1 |
| 2025 | 3 | 6 |
| 2026 | 0 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Molding catalyst for hydrogen chloride oxidation reaction, and method for producing same18 Nov 2025US 12,472,486 B2Hanwha Solutions Corporation
- Gas treatment system and gas treatment method using the same26 Aug 2025US 12,400,879 B2Samsung Electronics Co., Ltd.
- Process for recycling contaminated solid materials and purification of gases5 Aug 2025US 12,377,451 B2
- Flexible fuel system for combustion abatement3 Sep 2024US 12,076,692 B1GLOBALFOUNDRIES U. S. Inc.
- System for the chemical decontamination of corrosive gases12 Dec 2023US 11,839,850 B2Prevor International
- Molding catalyst for hydrogen chloride oxidation reaction, and method for producing same5 Feb 2026US 2026/0034537 A1Hanwha Solutions Corporation
- Process for extraction of common and precious metals from wasted circuit boards6 Nov 2025US 2025/0339886 A1Seneca Experts-Conseils Inc.
- Process For the Production of Dimethyl Ether and Hydrogen from Methane Using a Solid Metal Oxide Reagent21 Aug 2025US 2025/0263361 A1Sulzer Management AG
- Method of producing h2 and/or br2 by electrolysing hbr using fluoropolymer membranes21 Aug 2025US 2025/0263859 A1Totalenergies Onetech
- Process For the Production of Methanol and Hydrogen from Methane Using a Solid Metal Hydroxide Reagent14 Aug 2025US 2025/0257022 A1Sulzer Management AG
Most cited
By later US patents
- Method and apparatus for the abatement of toxic gas components from a semiconductor manufacturing process effluent stream20US 6,805,728 B2Advanced Technology Materials, Inc. · 2004
- Air filters comprising polymeric sorbents for reactive gases6US 11,000,827 B23M Innovative Properties Company · 2021
- Water-saving liquid-gas conditioning system6US 8,628,603 B2Energy & Enviromental Research Center Foundation · 2014
- Wide mesoporous alumina composites having trimodal pore structure5US 7,790,130 B2Uop LLC · 2010
- Halocarbon abatement system for a glass manufacturing facility4US 6,752,974 B2Corning Incorporated · 2004