B01J 29/041
Mesoporous materials having base exchange properties
Official title: {Mesoporous materials having base exchange properties, e.g. Si/Al-MCM-41}
B01J29/041 (Mesoporous materials having base exchange properties) appears on 362 US grants and 358 published applications in this corpus.
Search patents in B01J- Granted patents
- 362
- Published applications
- 358
- Assignees
- 191
- Inventors
- 960
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 10 | 0 |
| 1993 | 19 | 0 |
| 1994 | 9 | 0 |
| 1995 | 4 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 5 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 5 | 3 |
| 2002 | 9 | 13 |
| 2003 | 7 | 8 |
| 2004 | 10 | 13 |
| 2005 | 9 | 12 |
| 2006 | 8 | 25 |
| 2007 | 9 | 15 |
| 2008 | 6 | 14 |
| 2009 | 7 | 11 |
| 2010 | 14 | 13 |
| 2011 | 11 | 15 |
| 2012 | 7 | 14 |
| 2013 | 10 | 15 |
| 2014 | 11 | 22 |
| 2015 | 5 | 16 |
| 2016 | 14 | 18 |
| 2017 | 21 | 12 |
| 2018 | 16 | 17 |
| 2019 | 27 | 22 |
| 2020 | 23 | 20 |
| 2021 | 21 | 18 |
| 2022 | 9 | 14 |
| 2023 | 14 | 9 |
| 2024 | 17 | 11 |
| 2025 | 8 | 6 |
| 2026 | 4 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Modified zeolites that include amine functionalities and methods for making such25 Aug 2026US 12,714,988 B2King Abdullah University of Science and Technology
- Bio-LPG production process21 Apr 2026US 12,606,749 B2Calor Gas Limited
- Rare earth-containing Y zeolite, preparation process thereof, and catalytic cracking catalyst containing the zeolite17 Mar 2026US 12,577,116 B2China Petroleum & Chemical Corporation
- Catalyst and method for producing diene compound3 Mar 2026US 12,564,828 B2Sekisui Chemical Co., Ltd.
- Two stage fixed-bed catalytic process for upgrading pyrolysis oil to BTX4 Nov 2025US 12,460,140 B2Saudi Arabian Oil Company
- Mesoporous molecular sieve-based solid acid-base catalyst, and preparation method and use thereof in synthesis of insulating oil for transformer16 Jul 2026US 2026/0199882 A1Shandong Lukong Electric Power Equipment Co., Ltd
- Hierarchically ordered crystalline microporous materials with long-range mesoporous order having lamellar symmetry26 Feb 2026US 2026/0055000 A1King Abdullah University of Science and Technology
- Hydrogenation catalyst and preparation method therefor and use thereof, and hydrogenation reaction method for oil products16 Oct 2025US 2025/0319460 A1China Petroleum & Chemical Corporation
- Microwave-assisted catalytic pyrolysis process and reactor for selectively converting additive-containing plastic alkenes and alkanes24 Apr 2025US 2025/0129295 A1University of Delaware
- A method for producing renewable c3-c8 hydrocarbons3 Apr 2025US 2025/0109341 A1Neste Oyj
Most cited
By later US patents
- Composition of synthetic porous crystalline material, its synthesis183US 5,102,643 AMobil Oil Corporation · 1992
- Synthetic mesoporous crystaline material177US 5,098,684 AMobil Oil Corporation · 1992
- Method for synthesizing mesoporous crystalline material158US 5,057,296 AMobil Oil Corporation · 1991
- Block copolymer processing for mesostructured inorganic oxide materials131US 6,592,764 B1The Regents of the University of California · 2003
- Synthetic mesoporous crystalline material80US 5,198,203 AMobil Oil Corporation · 1993