B01J 2219/324
Composition or microstructure of the elements
B01J2219/324 (Composition or microstructure of the elements) appears on 467 US grants and 326 published applications in this corpus.
Search patents in B01J- Granted patents
- 467
- Published applications
- 326
- Assignees
- 234
- Inventors
- 1,052
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 9 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 7 | 0 |
| 1986 | 8 | 0 |
| 1987 | 8 | 0 |
| 1988 | 7 | 0 |
| 1989 | 2 | 0 |
| 1990 | 7 | 0 |
| 1991 | 9 | 0 |
| 1992 | 12 | 0 |
| 1993 | 13 | 0 |
| 1994 | 9 | 0 |
| 1995 | 21 | 0 |
| 1996 | 12 | 0 |
| 1997 | 15 | 0 |
| 1998 | 15 | 0 |
| 1999 | 10 | 0 |
| 2000 | 11 | 0 |
| 2001 | 20 | 8 |
| 2002 | 17 | 22 |
| 2003 | 21 | 23 |
| 2004 | 14 | 22 |
| 2005 | 9 | 16 |
| 2006 | 11 | 21 |
| 2007 | 6 | 14 |
| 2008 | 8 | 15 |
| 2009 | 13 | 6 |
| 2010 | 6 | 13 |
| 2011 | 11 | 14 |
| 2012 | 13 | 12 |
| 2013 | 4 | 13 |
| 2014 | 13 | 8 |
| 2015 | 11 | 16 |
| 2016 | 13 | 9 |
| 2017 | 7 | 7 |
| 2018 | 6 | 4 |
| 2019 | 8 | 17 |
| 2020 | 9 | 9 |
| 2021 | 11 | 11 |
| 2022 | 10 | 14 |
| 2023 | 10 | 12 |
| 2024 | 6 | 5 |
| 2025 | 6 | 9 |
| 2026 | 6 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B01J 2219/32408MetalIndexing code256
- B01J 2219/32466Comprising catalytically active materialIndexing code213
- B01J 2219/32483PlasticsIndexing code153
- B01J 2219/32425CeramicIndexing code100
- B01J 2219/32441GlassIndexing code29
- B01J 2219/32491Woven or knitted materialsIndexing code26
- B01J 2219/32458PaperIndexing code7
- B01J 2219/3245WoodIndexing code1
Recent patents
- Gas-liquid contactor with packing for capturing carbon dioxide6 Oct 2026US 12,752,251 B2Carbon Engineering ULC
- Absorption column comprising a feed box having a serrated weir and a structured packing and process for the production of nitric acid28 Jul 2026US 12,692,156 B2Yara International Asa
- Lattice structure for sparging evaporator in catalytic inerting system12 May 2026US 12,623,200 B2Parker-Hannifin Corporation
- Apparatuses and processes for distillation and distillation column assembly5 May 2026US 12,616,950 B2Air Prodcuts and Chemicals, Inc.
- Reactor for the catalytic treatment of a gas stream24 Feb 2026US 12,558,660 B2thyssenkrupp AG
- Structurally reinforced and nested packing elements24 Sep 2026US 2026/0284632 A1ExxonMobil Technology and Engineering Company
- Microstructure for a fill sheet13 Aug 2026US 2026/0233191 A1Brentwood Industries, Inc.
- Deposition of adsorbent material and/or catalyst material on metal surfaces of a chemical processing apparatus21 May 2026US 2026/0138112 A1Schlumberger Technology Corporation
- Reactors And Methods For Two-Phase Or Three-Phase Reactions14 May 2026US 2026/0131296 A1Auburn University
- Hydrogen reactors including flexible membranes30 Apr 2026US 2026/0115682 A1Massachusetts Institute of Technology
Most cited
By later US patents
- Packing element for an exchange column128US 4,296,050 ASulzer Brothers Limited · 1981
- Catalyst system for separating isobutene from C.sub.4 streams101US 4,215,011 AChemical Research & Licensing Company · 1980
- Tower packing material and method91US 4,604,247 AGlitsch, Inc. · 1986
- Method of and apparatus for intermediate lamella vapor liquid contact83US 4,597,916 AGlitsch, Inc. · 1986
- Process and structure for effecting catalytic reactions in distillation structure77US 5,073,236 A1991