C07C 5/2273
With ion-exchange resins
Official title: {with ion-exchange resins}
C07C5/2273 (With ion-exchange resins) appears on 17 US grants and 7 published applications in this corpus.
Search patents in C07C- Granted patents
- 17
- Published applications
- 7
- Assignees
- 4
- Inventors
- 13
- Latest grant
- 15 Feb 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 1 |
| 2002 | 0 | 0 |
| 2003 | 2 | 1 |
| 2004 | 3 | 4 |
| 2005 | 2 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method of producing a fuel additive15 Feb 2022US 11,248,181 B2Sabic Global Technologies B.V.
- Sol-gel derived porous microcomposite of perfluorinated ion-exchange polymer and metal oxide23 Aug 2005US 6,933,257 B2E. I. Du Pont de Nemours and Company
- Sol-gel derived porous microcomposite of perfluorinated ion-exchange polymer and metal oxide1 Feb 2005US 6,849,768 B2E. I. Du Pont de Nemours and Company
- Sol-gel derived porous microcomposite of perfluorinated ion-exchange polymer and metal oxide26 Oct 2004US 6,809,218 B2E. I. Du Pont de Nemours and Company
- Sol-gel derived porous microcomposite of perfluorinated ion-exchange polymer and metal oxide31 Aug 2004US 6,784,331 B2E. I. Du Pont de Nemours and Company
- Method of producing a fuel additive28 Jan 2021US 2021/0024837 A1Sabic Global Technologies B.V.
- Sol-gel derived porous microcomposite of perfluorinated ion-exchange polymer and metal oxide15 Apr 2004US 2004/0072671 A1E. I. Du Pont de Nemours and Company
- Sol-gel derived porous microcomposite of perfluorinated ion-exchange polymer and metal oxide15 Apr 2004US 2004/0072672 A1E. I. Du Pont de Nemours and Company
- Sol-gel derived porous microcomposite of perfluorinated ion-exchange polymer and metal oxide15 Apr 2004US 2004/0072673 A1E. I. Du Pont de Nemours and Company
- Sol-gel derived porous microcomposite of perfluorinated ion-exchange polymer and metal oxide8 Apr 2004US 2004/0068146 A1E. I. Du Pont de Nemours and Company
Most cited
By later US patents
- Porous microcomposite of perfluorinated ion-exchange polymer and metal oxide, a network of silica, or a network of metal oxide and silica derived via a sol-gel process38US 5,824,622 AE. I. Du Pont de Nemours and Company · 1998
- Porous microcomposite of metal cation exchanged perfluorinated ion-exchanged polymer and network of metal oxide, silica or metal oxide and silica24US 5,916,837 AE. I. Du Pont de Nemours and Company · 1999
- Use of sol-gel derived porous microposite of perfluorinated ion-exchange polymer and metal oxide to isomerize terminal olefins13US 5,948,946 AE. I. Du Pont de Nemours and Company · 1999
- Porous microcomposite of metal cation exchanged perfluorinated ion-exchange polymer and network of metal oxide, silica, or metal oxide and silica9US 6,034,290 AE. I. Du Pont de Nemours and Company · 2000
- Alkylation of aromatic compounds using a sol-gel derived porous microcomposite of perfluorinated ion-exchange polymer and metal oxide8US 6,160,190 AE. I. Du Pont de Nemours and Company · 2000