B01J 20/3234
Inorganic material layers
Official title: {Inorganic material layers}
B01J20/3234 (Inorganic material layers) appears on 1,452 US grants and 1,846 published applications in this corpus.
Search patents in B01J- Granted patents
- 1,452
- Published applications
- 1,846
- Assignees
- 999
- Inventors
- 4,305
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 6 | 0 |
| 1979 | 4 | 0 |
| 1980 | 4 | 0 |
| 1981 | 5 | 0 |
| 1982 | 7 | 0 |
| 1983 | 4 | 0 |
| 1984 | 6 | 0 |
| 1985 | 5 | 0 |
| 1986 | 2 | 0 |
| 1987 | 6 | 0 |
| 1988 | 6 | 0 |
| 1989 | 3 | 0 |
| 1990 | 6 | 0 |
| 1991 | 9 | 0 |
| 1992 | 18 | 0 |
| 1993 | 16 | 0 |
| 1994 | 19 | 0 |
| 1995 | 13 | 0 |
| 1996 | 20 | 0 |
| 1997 | 19 | 0 |
| 1998 | 22 | 0 |
| 1999 | 14 | 0 |
| 2000 | 18 | 0 |
| 2001 | 30 | 7 |
| 2002 | 25 | 39 |
| 2003 | 28 | 55 |
| 2004 | 32 | 65 |
| 2005 | 24 | 63 |
| 2006 | 32 | 64 |
| 2007 | 28 | 44 |
| 2008 | 32 | 58 |
| 2009 | 34 | 59 |
| 2010 | 24 | 89 |
| 2011 | 45 | 73 |
| 2012 | 51 | 79 |
| 2013 | 56 | 82 |
| 2014 | 61 | 93 |
| 2015 | 67 | 71 |
| 2016 | 57 | 103 |
| 2017 | 60 | 86 |
| 2018 | 70 | 92 |
| 2019 | 64 | 74 |
| 2020 | 60 | 92 |
| 2021 | 58 | 93 |
| 2022 | 60 | 81 |
| 2023 | 59 | 83 |
| 2024 | 59 | 84 |
| 2025 | 65 | 68 |
| 2026 | 34 | 49 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Silicon-aluminum-iron composite material, and preparation method therefor and use thereof29 Sep 2026US 12,746,526 B2Guangdong Brunp Recycling Technology Co., Ltd.
- Process of forming a gas adsorbant macroporous material15 Sep 2026US 12,734,503 B2Spiritus Technologies, Pbc
- Surface molecularly imprinted magnetic nanometer material of salvianolic acid A, preparation method therefor and use thereof1 Sep 2026US 12,722,142 B2Zhejiang Chinese Medical University
- Adsorbent material, adsorption system, and adsorption process25 Aug 2026US 12,714,985 B2Air Products and Chemicals, Inc.
- Resin for removing phosphorus from water body, and preparation method therefor and application thereof25 Aug 2026US 12,715,791 B2Sunresin New Materials Co. Ltd.
- Sorbent for lithium extraction from brines8 Oct 2026US 2026/0307042 A1International Battery Metals, Ltd.
- Antibiological sorbent and method of manufacture thereof1 Oct 2026US 2026/0295561 A1Molekule Group, Inc.
- Carbon-carbon composite sorbent formulations for carbon dioxide adsorption, and related methods24 Sep 2026US 2026/0284634 A1Schlumberger Technology Corporation
- Uniform multi-layer silica coated porous/mesoporus magnetic beads, methods of making and uses thereof17 Sep 2026US 2026/0275327 A1Magnostics Limited
- Acupuncture needle, sorbing heavy and toxic metal ions, method for production and application10 Sep 2026US 2026/0263324 A1
Most cited
By later US patents
- Process for removing mercury from a gas or a liquid by absorption on a copper sulfide containing solid mass253US 4,094,777 AInstitut Francais du Petrole · 1978
- Device for removal of contaminants from fluid streams235US 5,750,026 ACorning Incorporated · 1998
- Use of retentate chromatography to generate difference maps229US 6,225,047 B1Ciphergen Biosystems, Inc. · 2001
- Support for high performance affinity chromatography and other uses216US 6,277,489 B1The Regents of the University of California · 2001
- Sodium zirconium carbonate and zirconium basic carbonate and methods of making the same194US 6,627,164 B1Renal Solutions, Inc. · 2003