C01B 39/20
Faujasite type
Official title: Faujasite type, e.g. type X or Y
C01B39/20 (Faujasite type) appears on 237 US grants and 268 published applications in this corpus.
Search patents in C01B- Granted patents
- 237
- Published applications
- 268
- Assignees
- 142
- Inventors
- 656
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 3 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 5 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 6 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 8 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 1 |
| 2002 | 3 | 3 |
| 2003 | 2 | 3 |
| 2004 | 5 | 4 |
| 2005 | 0 | 1 |
| 2006 | 1 | 2 |
| 2007 | 0 | 4 |
| 2008 | 2 | 5 |
| 2009 | 2 | 2 |
| 2010 | 5 | 6 |
| 2011 | 2 | 6 |
| 2012 | 3 | 9 |
| 2013 | 6 | 12 |
| 2014 | 7 | 7 |
| 2015 | 7 | 14 |
| 2016 | 7 | 16 |
| 2017 | 8 | 15 |
| 2018 | 16 | 16 |
| 2019 | 18 | 15 |
| 2020 | 13 | 14 |
| 2021 | 22 | 18 |
| 2022 | 8 | 18 |
| 2023 | 8 | 16 |
| 2024 | 10 | 23 |
| 2025 | 13 | 22 |
| 2026 | 10 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Modified zeolites that include titanium atoms bonded to bridging oxygen atoms and methods for making such22 Sep 2026US 12,741,878 B2King Abdullah University of Science and Technology
- Modified zeolites that include amine functionalities and methods for making such25 Aug 2026US 12,714,988 B2King Abdullah University of Science and Technology
- Method for preparing high-silica Y zeolite25 Aug 2026US 12,715,776 B2Chevron U.S.A.Inc.
- Methods for making zeolite-Y particles25 Aug 2026US 12,715,777 B2Saudi Arabian Oil Company
- Hydrocarbon adsorbent and method for adsorbing hydrocarbons23 Jun 2026US 12,661,632 B2Tosoh Corporation
- Method for synthesizing zeolite nanoparticles in a saline phosphate buffer and associated nanoparticles, suspensions, pharmaceutical composition and uses8 Oct 2026US 2026/0306532 A1Centre National De La Recherche Scientifique
- Preparation of meso-y-zeolite with large mesopores1 Oct 2026US 2026/0295568 A1Chevron U.S.A.Inc.
- Methods for forming zeolite-y10 Sep 2026US 2026/0264066 A1Saudi Arabian Oil Company
- Zeolite-y and catalyst comprising zeolite-y10 Sep 2026US 2026/0264067 A1Zeopore Technologies NV
- Continuous synthesis process of nanosized y zeolite27 Aug 2026US 2026/0249281 A1Saudi Arabian Oil Company
Most cited
By later US patents
- Crystalline zeolite ZSM-20 and method of preparing same103US 3,972,983 AMobil Oil Corporation · 1976
- Material with microporous crystalline walls defining a narrow size distribution of mesopores, and process for preparing same65US 5,849,258 AIntevep, S. A. · 1998
- Material with microporous crystalline walls defining a narrow size distribution of mesopores, and process for preparing same42US 5,902,564 AIntevep, S. A. · 1999
- Method for making molecular sieves and novel molecular sieve compositions39US 6,004,527 AABB Lummus Global Inc. · 1999
- Process for synthesizing molecular sieves33US 6,773,694 B1Uop LLC · 2004