B01J 2219/30246
Square or square-derived
B01J2219/30246 (Square or square-derived) appears on 54 US grants and 55 published applications in this corpus.
Search patents in B01J- Granted patents
- 54
- Published applications
- 55
- Assignees
- 39
- Inventors
- 98
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 0 | 3 |
| 2006 | 0 | 2 |
| 2007 | 1 | 4 |
| 2008 | 1 | 3 |
| 2009 | 2 | 2 |
| 2010 | 3 | 3 |
| 2011 | 3 | 1 |
| 2012 | 1 | 2 |
| 2013 | 0 | 3 |
| 2014 | 1 | 1 |
| 2015 | 1 | 1 |
| 2016 | 3 | 1 |
| 2017 | 0 | 3 |
| 2018 | 2 | 2 |
| 2019 | 5 | 7 |
| 2020 | 4 | 4 |
| 2021 | 2 | 3 |
| 2022 | 2 | 2 |
| 2023 | 3 | 1 |
| 2024 | 2 | 1 |
| 2025 | 0 | 1 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Assemblies, apparatuses, systems, and methods for material extraction and conveyance1 Sep 2026US 12,722,911 B2Industrial Vacuum Transfer Services USA, LLC
- Gas replacement process, gas replacement apparatus, and nitro compound hydrogenation reaction process15 Oct 2024US 12,116,331 B2China Petroleum & Chemical Corporation
- Assemblies, apparatuses, systems, and methods for material extraction and conveyance17 Sep 2024US 12,091,264 B2Industrial Vacuum Transfer Services USA, LLC
- Separation processes and units via minimal surface area mass and heat transfer packing7 Nov 2023US 11,806,671 B2Geosepaa LLC
- Reactor for synthesizing methanol or other products29 Aug 2023US 11,738,317 B2Cri, Hf
- Assemblies, apparatuses, systems, and methods for material extraction and conveyance1 Oct 2026US 2026/0296806 A1Industrial Vacuum Transfer Services USA, LLC
- Assemblies, apparatuses, systems, and methods for material extraction and conveyance1 Oct 2026US 2026/0296807 A1Industrial Vacuum Transfer Services USA, LLC
- Polymer-based packing with lattice structures for rotating packed bed23 Jul 2026US 2026/0208149 A1Hindustan Petroleum Corporation Limited
- Coldface-less regenerative thermal and catalytic oxidizers and components and methods of use of same18 Sep 2025US 2025/0288953 A1Teal Sales Incorporated
- Assemblies, apparatuses, systems, and methods for material extraction and conveyance7 Nov 2024US 2024/0367922 A1Industrial Vacuum Transfer Services USA, LLC
Most cited
By later US patents
- Method for purification of water92US 5,458,779 AKaldnes Miljoteknologi A/S · 1995
- Reactor for purification of water62US 5,543,039 AKaldnes Miljoteknologi A/S · 1996
- Trickling filter media for biological filters61US 4,122,011 ANorton Company · 1978
- Apparatus for producing shaped articles51US 5,919,493 AUshers, Inc. · 1999
- Shares for catalyst carrier elements, and catalyst apparatuses employing same41US 5,674,802 AUshers, Inc. · 1997