C07C 2529/88
Ferrosilicates
Official title: Ferrosilicates; Ferroaluminosilicates
C07C2529/88 (Ferrosilicates) appears on 27 US grants and 9 published applications in this corpus.
Search patents in C07C- Granted patents
- 27
- Published applications
- 9
- Assignees
- 19
- Inventors
- 70
- Latest grant
- 13 Sep 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 1 | 2 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 2 |
| 2020 | 2 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Method of improving olefin isomerization13 Sep 2022US 11,440,858 B2Lyondell Chemical Technology, L,P.
- Method for dehydrating alcohols into olefins comprising the recycling of alcohols31 Mar 2020US 10,604,456 B2Ifp Energies Nouvelles
- Zeolite catalysts, methods for producing zeolite catalysts, and methods for producing lower olefins4 Feb 2020US 10,549,267 B2Chiyoda Corporation
- Zeolite catalysts, methods for producing zeolite catalysts, and methods for producing lower olefins21 Nov 2017US 9,821,301 B2Chiyoda Corporation
- Hydroalkylating process29 Sep 2015US 9,144,792 B2ExxonMobil Chemical Patents Inc.
- Ferrosilicate ssz-70 molcular sieve, its synthesis and use3 Nov 2022US 2022/0347663 A1Chevron U.S.A.Inc.
- Method of improving olefin isomerization5 May 2022US 2022/0135500 A1Lyondell Chemical Technology, L,P.
- Zeolite catalysts, methods for producing zeolite catalysts, and methods for producing lower olefins22 Aug 2019US 2019/0255516 A1Chiyoda Corporation
- Method for dehydrating alcohols into olefins comprising the recycling of alcohols21 Mar 2019US 2019/0084901 A1Ifp Energies Nouvelles
- Zeolite catalysts, methods for producing zeolite catalysts, and methods for producing lower olefins5 Oct 2017US 2017/0282165 A1Chiyoda Corporation
Most cited
By later US patents
- Crystalline silicates and process of preparation66US 4,208,305 AShell Oil Company · 1980
- Process for the synthesis of zeolites of the ferrisilicate type, products so obtained48US 5,013,537 AInstitut Francais du Petrole · 1991
- Production of high purity olefins43US 6,121,503 AExxon Chemical Pateuts Inc · 2000
- Crystalline silicates and hydrocarbon-conversion processes employing same39US 4,238,318 AShell Oil Company · 1980
- Substituted aluminosilicate compositions and process for preparing same20US 5,098,687 AUop LLC · 1992