B01D 15/366
Ion-pair
Official title: {Ion-pair, e.g. ion-pair reversed phase}
B01D15/366 (Ion-pair) appears on 51 US grants and 40 published applications in this corpus.
Search patents in B01D- Granted patents
- 51
- Published applications
- 40
- Assignees
- 18
- Inventors
- 82
- Latest grant
- 15 Oct 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 9 | 0 |
| 2001 | 7 | 6 |
| 2002 | 12 | 10 |
| 2003 | 7 | 7 |
| 2004 | 1 | 0 |
| 2005 | 1 | 1 |
| 2006 | 1 | 1 |
| 2007 | 2 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 2 |
| 2020 | 1 | 1 |
| 2021 | 0 | 1 |
| 2022 | 0 | 1 |
| 2023 | 0 | 1 |
| 2024 | 2 | 2 |
| 2025 | 0 | 0 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Amine separation method using liquid chromatography15 Oct 2024US 12,115,467 B2Daicel Corporation
- Coated flow path components for chromatographic effects28 May 2024US 11,994,499 B2Waters Technologies Corporation
- Method for detecting trifluridine- and/or tipiracil-related substance15 Dec 2020US 10,866,219 B2Taiho Pharmaceutical Co., Ltd.
- Hetero type monodispersed polyethylene glycol, intermediate for production of hetero type monodispersed polyethylene glycol, methods for producing same, and hetero type monodispersed polyethylene glycol conjugate8 Oct 2019US 10,435,509 B2Nof Corporation
- Method for determining specific groups constituting heparins or low molecular weight heparins30 Mar 2010US 7,687,274 B2Aventis Pharma S. A.
- Separation of long oligonucleotides30 Jul 2026US 2026/0218164 A1Thermo Finnigan LLC
- Methods for analyzing nucleic acid cargos of lipid nucleic acid assemblies23 Jul 2026US 2026/0209826 A1Intellia Therapeutics, Inc.
- Method for analyzing by-products of rna in vitro transcription28 Nov 2024US 2024/0393297 A1CureVac Manufacturing GmbH
- Coated flow path components for chromatographic effects12 Sep 2024US 2024/0302333 A1Waters Technologies Corporation
- Systems, materials, and methods for reversed-phase high performance liquid chromatography (rp-hplc) identification of multi-specific molecules4 May 2023US 2023/0138852 A1Janssen Biotech, Inc.
Most cited
By later US patents
- Detection of nucleic acid heteroduplex molecules by denaturing high-performance liquid chromatography and methods for comparative sequencing73US 5,795,976 AThe Board of Trustees of the Leland Stanford Junior University · 1998
- Monolithic matrix for separating bio-organic molecules53US 6,238,565 B1Varian, Inc. · 2001
- System and method for performing nucleic acid separations using liquid chromatography47US 5,772,889 ATransgenomic, Inc. · 1998
- Apparatus and method for separating and purifying polynucleotides40US 6,265,168 B1Transgenomic, Inc. · 2001
- Method for performing polynucleotide separations using liquid chromatography28US 5,997,742 ATransgenomic, Inc. · 1999