C07C 5/222
With crystalline alumino-silicates
Official title: {with crystalline alumino-silicates, e.g. molecular sieves}
C07C5/222 (With crystalline alumino-silicates) appears on 81 US grants and 57 published applications in this corpus.
Search patents in C07C- Granted patents
- 81
- Published applications
- 57
- Assignees
- 39
- Inventors
- 209
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 2 |
| 2003 | 5 | 1 |
| 2004 | 1 | 2 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 2 |
| 2011 | 0 | 1 |
| 2012 | 2 | 3 |
| 2013 | 2 | 3 |
| 2014 | 2 | 2 |
| 2015 | 2 | 3 |
| 2016 | 1 | 3 |
| 2017 | 1 | 3 |
| 2018 | 5 | 6 |
| 2019 | 4 | 1 |
| 2020 | 3 | 5 |
| 2021 | 3 | 3 |
| 2022 | 4 | 1 |
| 2023 | 3 | 4 |
| 2024 | 2 | 6 |
| 2025 | 2 | 2 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for purifying 1-hexene8 Sep 2026US 12,729,170 B2Sabic Global Technologies B.V.
- Continuous process for the preparation of exo-tetrahydrodicyclopentadiene8 Sep 2026US 12,729,171 B2China Petroleum & Chemical Corporation
- Process for producing renewable mono-methyl alkylbenzene products9 Jun 2026US 12,649,702 B2Uop LLC
- Processes for converting C8 aromatic hydrocarbons9 Sep 2025US 12,410,111 B2ExxonMobil Chemical Patents Inc.
- Zeolite with improved hydro-isomerization activity24 Jun 2025US 12,338,212 B2SK Enmove Co., Ltd.
- Production of P-Xylene by Liquid-Phase Isomerization in the Presence of C9+ Aromatic Hydrocarbons and Separation Thereof27 Aug 2026US 2026/0250219 A1
- *MRE-based catalysts for olefin skeletal isomerization30 Jul 2026US 2026/0217628 A1
- Zeolite with improved hydro-isomerization activity28 Aug 2025US 2025/0270153 A1SK Enmove Co., Ltd.
- Catalyst for producing c8 aromatic hydrocarbon having reduced ethylbenzene content and preparation method thereof8 May 2025US 2025/0144605 A1SK Innovation Co., Ltd.
- Process for producing renewable mono-methyl alkylbenzene products5 Dec 2024US 2024/0400474 A1Uop LLC
Most cited
By later US patents
- Titanium-containing molecular sieves201US 4,500,651 AUnion Carbide Corporation · 1985
- Zeolite SSZ-3967US 5,958,370 AChevron U.S.A.Inc. · 1999
- Enhancement of zeolite catalytic activity66US 4,326,994 AMobil Oil Corporation · 1982
- Gasoline hydrocracking catalyst and process45US 5,275,720 AUnion Oil Company of California · 1994
- Hydrocarbon conversion with zeolite having enhanced catalytic activity37US 4,418,235 AMobil Oil Corporation · 1983