C01B 39/38
Type zsm-5
Official title: Type ZSM-5
C01B39/38 (Type zsm-5) appears on 339 US grants and 353 published applications in this corpus.
Search patents in C01B- Granted patents
- 339
- Published applications
- 353
- Assignees
- 213
- Inventors
- 981
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 8 | 0 |
| 1986 | 7 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 5 | 0 |
| 1990 | 7 | 0 |
| 1991 | 1 | 0 |
| 1992 | 8 | 0 |
| 1993 | 5 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 5 | 0 |
| 2001 | 8 | 3 |
| 2002 | 2 | 3 |
| 2003 | 5 | 4 |
| 2004 | 2 | 2 |
| 2005 | 5 | 12 |
| 2006 | 6 | 6 |
| 2007 | 3 | 9 |
| 2008 | 6 | 4 |
| 2009 | 3 | 4 |
| 2010 | 2 | 5 |
| 2011 | 5 | 15 |
| 2012 | 2 | 13 |
| 2013 | 7 | 17 |
| 2014 | 10 | 10 |
| 2015 | 8 | 28 |
| 2016 | 16 | 24 |
| 2017 | 17 | 21 |
| 2018 | 12 | 15 |
| 2019 | 33 | 25 |
| 2020 | 18 | 12 |
| 2021 | 21 | 13 |
| 2022 | 7 | 23 |
| 2023 | 15 | 37 |
| 2024 | 22 | 22 |
| 2025 | 20 | 14 |
| 2026 | 6 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Hierarchical porous ZSM-5 molecular sieve, preparation method therefor, HZSM-5 molecular sieve prepared therefrom, and use of molecular sieve22 Sep 2026US 12,741,877 B2SSI New Material (Zhenjiang) Co., Ltd.
- Alkali metal-modified acoustic reinforcing material, production method thereof, speaker and electronic device28 Jul 2026US 12,692,369 B2SSI New Material (Zhenjiang) Co., Ltd.
- ZSM-5/β core-shell molecular sieve and synthesis and use thereof16 Jun 2026US 12,654,159 B2China Petroleum & Chemical Corporation
- Zeolite nanotubes and methods of making and use thereof31 Mar 2026US 12,590,007 B2Georgia Tech Research Corporation
- MFI zeolite and its uses for production of light olefins and/or aromatics17 Feb 2026US 12,551,874 B2Uop LLC
- Silicalite-1 crystals and process for synthesis thereof6 Aug 2026US 2026/0225902 A1Arkema France
- Mfi molecular sieve catalyst, preparation method therefor and use thereof30 Jul 2026US 2026/0216710 A1China Petroleum & Chemical Corporation
- Carbon dioxide capture using high silicon low aluminum co2-selective adsorbent16 Jul 2026US 2026/0199818 A1Echeneidae Inc.
- Carbon dioxide capture using high silicon low aluminum co2-selective adsorbent16 Jul 2026US 2026/0199819 A1Echeneidae Inc.
- Tungsten-modified hzsm-5 catalysts and methods for their preparation11 Jun 2026US 2026/0158478 A1PT Harapan Interaksi Swadaya
Most cited
By later US patents
- Preparation of aluminosilicate zeolites93US 5,558,851 AChevron U.S.A.Inc. · 1996
- Synthesis of zeolite ZSM-582US 4,139,600 AMobil Oil Corporation · 1979
- Synthesis of zeolite ZSM-559US 4,100,262 AMobil Oil Corporation · 1978
- Synthesis of crystalline aluminosilicate molecular sieves56US 4,377,502 AStandard Oil Company (Indiana) · 1983
- Novel zeolite compositions and processes for preparing and using same53US 4,257,885 AUnion Carbide Corporation · 1981