B01J 2219/00
Chemical, physical or physico-chemical processes in general
Official title: Chemical, physical or physico-chemical processes in general; Their relevant apparatus
B01J2219/00 (Chemical, physical or physico-chemical processes in general) appears on 19,752 US grants and 21,475 published applications in this corpus.
Search patents in B01J- Granted patents
- 19,752
- Published applications
- 21,475
- Assignees
- 7,199
- Inventors
- 40,504
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 101 | 0 |
| 1977 | 98 | 0 |
| 1978 | 92 | 0 |
| 1979 | 64 | 0 |
| 1980 | 106 | 0 |
| 1981 | 99 | 0 |
| 1982 | 96 | 0 |
| 1983 | 85 | 0 |
| 1984 | 90 | 0 |
| 1985 | 103 | 0 |
| 1986 | 99 | 0 |
| 1987 | 103 | 0 |
| 1988 | 116 | 0 |
| 1989 | 126 | 0 |
| 1990 | 110 | 0 |
| 1991 | 119 | 0 |
| 1992 | 162 | 0 |
| 1993 | 182 | 0 |
| 1994 | 199 | 0 |
| 1995 | 241 | 0 |
| 1996 | 228 | 0 |
| 1997 | 301 | 0 |
| 1998 | 376 | 0 |
| 1999 | 401 | 0 |
| 2000 | 469 | 0 |
| 2001 | 606 | 288 |
| 2002 | 644 | 1078 |
| 2003 | 650 | 1326 |
| 2004 | 637 | 1260 |
| 2005 | 589 | 1135 |
| 2006 | 626 | 1039 |
| 2007 | 494 | 903 |
| 2008 | 499 | 846 |
| 2009 | 534 | 929 |
| 2010 | 683 | 855 |
| 2011 | 634 | 802 |
| 2012 | 569 | 696 |
| 2013 | 566 | 632 |
| 2014 | 621 | 811 |
| 2015 | 664 | 1098 |
| 2016 | 739 | 943 |
| 2017 | 759 | 772 |
| 2018 | 679 | 803 |
| 2019 | 726 | 732 |
| 2020 | 658 | 773 |
| 2021 | 599 | 806 |
| 2022 | 562 | 729 |
| 2023 | 592 | 670 |
| 2024 | 502 | 645 |
| 2025 | 460 | 548 |
| 2026 | 294 | 356 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B01J 2219/00049Controlling or regulating processesIndexing code6,533
- B01J 2219/00274Sequential or parallel reactionsIndexing code5,679
- B01J 2219/08Processes employing the direct application of electric or wave energy, or particleIndexing code2,591
- B01J 2219/00002Chemical plantsIndexing code2,583
- B01J 2219/00781Aspects relating to microreactorsIndexing code1,872
- B01J 2219/24Stationary reactors without moving elements insideIndexing code1,485
- B01J 2219/18Details relating to the spatial orientation of the reactorIndexing code1,198
- B01J 2219/00761Details of the reactorIndexing code941
All 12 subgroupsShow fewer
- B01J 2219/19Details relating to the geometry of the reactorIndexing code886
- B01J 2219/32Details relating to packing elements in the form of grids or built-upIndexing code847
- B01J 2219/02Apparatus characterised by their chemically-resistant propertiesIndexing code766
- B01J 2219/30Details relating to random packing elementsIndexing code481
Recent patents
- Microplasma device and method thereof6 Oct 2026US 12,752,250 B2National Taiwan University of Science and Technology
- Gas-liquid contactor with packing for capturing carbon dioxide6 Oct 2026US 12,752,251 B2Carbon Engineering ULC
- System for preparing isotope-labeled carbon dioxide and method therefor6 Oct 2026US 12,753,080 B2Institute of Process Engineering, Chinese Academy of Sciences
- Autonomous modular flare gas conversion systems and methods6 Oct 2026US 12,753,138 B2M2X Energy Inc.
- Upgrading bio-waste in FCC29 Sep 2026US 12,747,397 B2ExxonMobil Technology and Engineering Company
- Modular multiplatform system for mrna drug production8 Oct 2026US 2026/0306407 A1BioNTech SE
- Hydrogen generation apparatus8 Oct 2026US 2026/0307037 A1
- Micro-scale chemical network system and method for real-time sensing and manipulating intermediate compounding process in dye chemistry8 Oct 2026US 2026/0307038 A1Tongji University
- Expandable catalyst support configuration8 Oct 2026US 2026/0307039 A1Johnson Matthey Davy Technologies Limited
- The method of obtaining polyacrylamide hydrogels through continuous frontal polymerization8 Oct 2026US 2026/0307050 A1Green Evolution Technologies, Inc.
Most cited
By later US patents
- Process for amplifying nucleic acid sequences5,960US 4,683,202 ACetus Corporation · 1987
- Large scale photolithographic solid phase synthesis of polypeptides and receptor binding screening thereof1,998US 5,143,854 AAffymax Technologies N.V. · 1992
- Uncharged morpholino-based polymers having achiral intersubunit linkages1,700US 5,034,506 AAnti-Gene Development Group · 1991
- Array of oligonucleotides on a solid substrate1,585US 5,445,934 AAffymax Technologies N.V. · 1995
- End use applications of biodegradable polymers1,525US 5,444,113 AEcopol, LLC · 1995