B01J 2219/00047
Ionic liquids
B01J2219/00047 (Ionic liquids) appears on 30 US grants and 37 published applications in this corpus.
Search patents in B01J- Granted patents
- 30
- Published applications
- 37
- Assignees
- 25
- Inventors
- 96
- Latest grant
- 1 Aug 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 1 | 2 |
| 2003 | 1 | 1 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 1 | 5 |
| 2007 | 1 | 2 |
| 2008 | 0 | 1 |
| 2009 | 3 | 2 |
| 2010 | 1 | 1 |
| 2011 | 3 | 5 |
| 2012 | 3 | 2 |
| 2013 | 3 | 2 |
| 2014 | 2 | 1 |
| 2015 | 0 | 1 |
| 2016 | 1 | 2 |
| 2017 | 1 | 1 |
| 2018 | 2 | 3 |
| 2019 | 0 | 1 |
| 2020 | 1 | 2 |
| 2021 | 3 | 0 |
| 2022 | 0 | 1 |
| 2023 | 2 | 0 |
By publication year.
Recent patents
- Liquid-based thermoelectric device1 Aug 2023US 11,716,905 B2Board of Regents, The University of Texas System
- Method for on-line prediction of conjunct polymer concentration in a hydrocarbon conversion process4 Apr 2023US 11,621,059 B2Chevron U.S.A.Inc.
- Fouling prevention method and method for olefin oligomerization28 Sep 2021US 11,130,112 B2SK Global Chemical Co., Ltd.
- Short-process separation system for separating ionic liquid from alkylation reaction effluent18 May 2021US 11,007,456 B2East China University of Science and Technology
- Layered-substance-containing solution and method of manufacturing same16 Mar 2021US 10,946,360 B2Adeka Corporation
- Method for on-line prediction of conjunct polymer concentration in a hydrocarbon conversion process3 Feb 2022US 2022/0036976 A1Chevron U.S.A.Inc.
- Short-process separation system for separating ionic liquid from alkylation reaction effluent24 Dec 2020US 2020/0398189 A1East China University of Science and Technology
- Fouling Prevention Method and Method for Olefin Oligomerization7 May 2020US 2020/0139333 A1SK Global Chemical Co., Ltd.
- Liquid-based thermoelectric device26 Dec 2019US 2019/0393394 A1Board of Regents, The University of Texas System
- Metal hydroxide based ionic liquid composition8 Nov 2018US 2018/0318808 A1Reliance Industries Limited
Most cited
By later US patents
- Separation of olefins from paraffins using ionic liquid solutions83US 6,339,182 B12002
- Gas collection method and apparatus therefor46US 7,828,880 B2NGK Insulators, Ltd. · 2010
- Separation of olefins from paraffins using ionic liquid solutions32US 6,623,659 B2Chevron U.S.A.Inc. · 2003
- Method for synthesis of colloidal nanoparticles19US 7,615,169 B2The Regents of the University of California · 2009
- Method for synthesis of colloidal nanoparticles18US 7,575,699 B2The Regents of the University of California · 2009