C07C 5/2708
With crystalline alumino-silicates
Official title: {with crystalline alumino-silicates, e.g. molecular sieves}
C07C5/2708 (With crystalline alumino-silicates) appears on 198 US grants and 142 published applications in this corpus.
Search patents in C07C- Granted patents
- 198
- Published applications
- 142
- Assignees
- 61
- Inventors
- 429
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 6 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 4 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 8 | 0 |
| 1997 | 5 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 9 | 0 |
| 2001 | 3 | 2 |
| 2002 | 7 | 10 |
| 2003 | 7 | 4 |
| 2004 | 4 | 6 |
| 2005 | 9 | 10 |
| 2006 | 4 | 6 |
| 2007 | 2 | 5 |
| 2008 | 4 | 2 |
| 2009 | 6 | 5 |
| 2010 | 4 | 8 |
| 2011 | 4 | 7 |
| 2012 | 6 | 1 |
| 2013 | 0 | 8 |
| 2014 | 3 | 2 |
| 2015 | 2 | 3 |
| 2016 | 5 | 2 |
| 2017 | 4 | 5 |
| 2018 | 4 | 11 |
| 2019 | 11 | 8 |
| 2020 | 11 | 10 |
| 2021 | 3 | 7 |
| 2022 | 7 | 8 |
| 2023 | 3 | 4 |
| 2024 | 4 | 3 |
| 2025 | 1 | 2 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Molecular sieve SSZ-93, catalyst, and methods of use thereof28 Apr 2026US 12,611,658 B2Chevron U.S.A.Inc.
- Catalyst based on IZM-2 zeolite with a low content of alkali metal, and use thereof for the isomerization of aromatic C8 cuts2 Sep 2025US 12,403,459 B2Ifp Energies Nouvelles
- Zeolite, process for making same, and use thereof in converting aromatic hydrocarbons13 Aug 2024US 12,060,320 B2ExxonMobil Engineering & Technology Company
- Processes for isomerizing C8 aromatic hydrocarbons16 Jul 2024US 12,037,314 B2ExxonMobil Engineering & Technology Company
- Desilicated ZSM-5 catalysts for xylene isomerization2 Jul 2024US 12,023,657 B2Ineos US Chemicals Company
- Methods and systems for improving ethylene yield from iso-pentane feed by reverse isomerization and separation18 Jun 2026US 2026/0167589 A1Sabic Global Technologies B.V.
- Integrated processes for the production of isobutylene, polyisobutylene, and highly reactive polyisobutylene from ethylene and crude c4 streams9 Apr 2026US 2026/0098002 A1NTP Tec, LLC
- Integrated processes for the production of isobutylene, polyisobutylene, and highly reactive polyisobutylene from ethylene and crude c4 streams9 Apr 2026US 2026/0098003 A1NTP Tec, LLC
- C20 trisubstituted olefins produced by acidic catalyzed reaction of c20 2-substituted alpha olefins18 Dec 2025US 2025/0382242 A1Chevron Phillips Chemical Company LP
- Production of P-Xylene by Liquid-Phase Isomerization and Separation Thereof20 Nov 2025US 2025/0353800 A1ExxonMobil Chemical Patents Inc.
Most cited
By later US patents
- Synthetic porous crystalline MCM-68, its synthesis and use81US 6,049,018 AMobil Corporation · 2000
- Hydrocarbon conversion process using a zeolite bound zeolite catalyst79US 5,993,642 AExxon Chemical Patents Inc. · 1999
- Selectivating zeolites with organosiliceous agents70US 5,516,736 AMobil Oil Corporation · 1996
- Crystalline silicates and process of preparation66US 4,208,305 AShell Oil Company · 1980
- Zeolite EU-1 and a method of making zeolite EU-163US 4,537,754 AImperial Chemical Industries PLC · 1985