C01B 39/06
Preparation of isomorphous zeolites characterised by measures to replace the aluminium or
Official title: Preparation of isomorphous zeolites characterised by measures to replace the aluminium or silicon atoms in the lattice framework by atoms of other elements {, i.e. by direct or secondary synthesis}
C01B39/06 (Preparation of isomorphous zeolites characterised by measures to replace the aluminium or) appears on 573 US grants and 480 published applications in this corpus.
Search patents in C01B- Granted patents
- 573
- Published applications
- 480
- Assignees
- 179
- Inventors
- 974
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 5 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 5 | 0 |
| 1990 | 13 | 0 |
| 1991 | 15 | 0 |
| 1992 | 9 | 0 |
| 1993 | 13 | 0 |
| 1994 | 11 | 0 |
| 1995 | 12 | 0 |
| 1996 | 7 | 0 |
| 1997 | 13 | 0 |
| 1998 | 5 | 0 |
| 1999 | 14 | 0 |
| 2000 | 19 | 0 |
| 2001 | 3 | 4 |
| 2002 | 20 | 9 |
| 2003 | 17 | 12 |
| 2004 | 14 | 23 |
| 2005 | 11 | 17 |
| 2006 | 18 | 17 |
| 2007 | 4 | 9 |
| 2008 | 9 | 13 |
| 2009 | 10 | 11 |
| 2010 | 11 | 20 |
| 2011 | 12 | 11 |
| 2012 | 8 | 12 |
| 2013 | 20 | 22 |
| 2014 | 3 | 15 |
| 2015 | 10 | 33 |
| 2016 | 26 | 38 |
| 2017 | 23 | 23 |
| 2018 | 31 | 31 |
| 2019 | 52 | 23 |
| 2020 | 28 | 29 |
| 2021 | 29 | 25 |
| 2022 | 13 | 15 |
| 2023 | 12 | 24 |
| 2024 | 11 | 19 |
| 2025 | 12 | 12 |
| 2026 | 13 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- GIS-type zeolite15 Sep 2026US 12,735,323 B2Asahi Kasei Kabushiki Kaisha
- Molecular sieve SSZ-113 with high acidity, its synthesis and use2 Jun 2026US 12,643,796 B2Chevron U. S. A. Inc.
- Extra-large pore molecular sieve ZEO-1, its synthesis and use19 May 2026US 12,630,434 B2Jilin Jinobel Science and Technology Innovation Co., Ltd.
- Molecular sieve SSZ-121 with high acidity, its synthesis and use12 May 2026US 12,623,909 B2Chevron U. S. A. Inc.
- Molecular sieve SSZ-94, catalyst, and methods of use thereof12 May 2026US 12,623,910 B2Chevron U.S.A.Inc.
- Molecular sieve ssz-113 with high acidity, its synthesis and use13 Aug 2026US 2026/0234008 A1Chevron U.S.A.Inc.
- Molecular sieve ssz-121 with high acidity, its synthesis and use13 Aug 2026US 2026/0234009 A1Chevron U.S.A.Inc.
- Scm-41 molecular sieve, preparation method thereof and use thereof30 Jul 2026US 2026/0216690 A1China Petroleum & Chemical Corporation
- Zeolite, production method thereof, hydrocarbon adsorbent and exhaust gas purifying catalyst25 Jun 2026US 2026/0175209 A1Mitsui Mining & Smelting Co., Ltd.
- Titanium silicalite molecular sieve with hierarchical porous structure and its preparation and application18 Jun 2026US 2026/0166536 A1China Petroleum & Chemical Corporation
Most cited
By later US patents
- Composition of synthetic porous crystalline material, its synthesis and use352US 4,954,325 AMobil Oil Corporation · 1990
- Preparation of porous crystalline synthetic material comprised of silicon and titanium oxides256US 4,410,501 ASNAMPROGETTI S.p. A. · 1983
- Synthetic porous crystalline MCM-49, its synthesis and use252US 5,236,575 AMobil Oil Corporation · 1993
- Crystalline silicates and method of preparing the same142US 3,941,871 AMobil Oil Corporation · 1976
- Crystalline aluminosilicate zeolitic composition: UZM-8129US 6,756,030 B1Uop LLC · 2004