C01B 39/04
Using at least one organic template directing agent
Official title: using at least one organic template directing agent, e.g. an ionic quaternary ammonium compound or an aminated compound
C01B39/04 (Using at least one organic template directing agent) appears on 304 US grants and 311 published applications in this corpus.
Search patents in C01B- Granted patents
- 304
- Published applications
- 311
- Assignees
- 154
- Inventors
- 685
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 5 | 0 |
| 2000 | 6 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 9 |
| 2003 | 5 | 5 |
| 2004 | 9 | 8 |
| 2005 | 4 | 14 |
| 2006 | 8 | 3 |
| 2007 | 3 | 16 |
| 2008 | 7 | 7 |
| 2009 | 9 | 7 |
| 2010 | 7 | 8 |
| 2011 | 10 | 13 |
| 2012 | 4 | 11 |
| 2013 | 14 | 19 |
| 2014 | 14 | 14 |
| 2015 | 11 | 14 |
| 2016 | 13 | 15 |
| 2017 | 12 | 13 |
| 2018 | 12 | 26 |
| 2019 | 31 | 26 |
| 2020 | 31 | 30 |
| 2021 | 22 | 9 |
| 2022 | 9 | 6 |
| 2023 | 8 | 10 |
| 2024 | 7 | 12 |
| 2025 | 8 | 6 |
| 2026 | 3 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Separation membrane complex, method of producing separation membrane complex, and separation method28 Apr 2026US 12,611,634 B2NGK Insulators, Ltd.
- Zeolite nanotubes and methods of making and use thereof31 Mar 2026US 12,590,007 B2Georgia Tech Research Corporation
- Method to co-synthesize amorphous and crystalline materials in the presence of ODSO13 Jan 2026US 12,522,509 B2Saudi Arabian Oil Company
- Mesoporous zeolites and methods of making the same25 Nov 2025US 12,479,736 B2Saudi Arabian Oil Company
- Intramolecular pi-stacking structure directing agents and molecular sieves synthesized therefrom11 Nov 2025US 12,466,738 B2ExxonMobil Technology and Engineering Company
- Synthesis of cha zeolitic materials, cha zeolitic materials obtainable therefrom and scr catalysts comprising the same13 Aug 2026US 2026/0234010 A1BASF Mobile Emissions Catalysts LLC
- Synthesis of zeolite using hydrous kaolin23 Jul 2026US 2026/0208172 A1BASF SE
- Methods for making nano-sized mesoporous zeolite beta that utilize acid treatments9 Jul 2026US 2026/0192291 A1Saudi Arabian Oil Company
- Methods for making nano-sized mesoporous zeolite beta that utilize hdyrothermal treatments to re-insert aluminum and increase crystallinity9 Jul 2026US 2026/0193091 A1Saudi Arabian Oil Company
- Recyclable polymer template agent, hierarchical gradient pore beta zeolite and preparation methods thereof23 Apr 2026US 2026/0109614 A1Minjiang University
Most cited
By later US patents
- Preparation of aluminosilicate zeolites93US 5,558,851 AChevron U.S.A.Inc. · 1996
- Inorganic material that has metal nanoparticles that are trapped in a mesostructured matrix71US 8,226,740 B2Ifp Energies Nouvelles · 2012
- Material with microporous crystalline walls defining a narrow size distribution of mesopores, and process for preparing same65US 5,849,258 AIntevep, S. A. · 1998
- Mesoporous zeolitic material with microporous crystalline mesopore walls49US 6,669,924 B1Universite Laval · 2003
- Selectivation of adsorbents for gas separation49US 9,095,809 B2ExxonMobil Research and Engineering Company · 2015