G01N 30/8689
Peak purity of co-eluting compounds
Official title: {Peak purity of co-eluting compounds}
G01N30/8689 (Peak purity of co-eluting compounds) appears on 17 US grants and 21 published applications in this corpus.
Search patents in G01N- Granted patents
- 17
- Published applications
- 21
- Assignees
- 17
- Inventors
- 44
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 3 |
| 2005 | 1 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 1 |
| 2011 | 2 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 3 |
| 2017 | 0 | 1 |
| 2018 | 0 | 1 |
| 2019 | 3 | 0 |
| 2020 | 1 | 3 |
| 2021 | 0 | 1 |
| 2022 | 1 | 3 |
| 2023 | 1 | 0 |
| 2024 | 1 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for creating discriminator10 Mar 2026US 12,571,779 B2Shimadzu Corporation
- Method for determining impurities in polyalkylene ethers or polyalkylene amines and use thereof25 Jun 2024US 12,017,154 B2Friedrich-Schiller-Universitaet Jena
- Apparatus and method for processing mass spectrum24 Oct 2023US 11,796,518 B2JEOL Ltd.
- Chromatograph mass spectrometry data processing device and chromatograph mass spectrometry data processing program13 Sep 2022US 11,442,047 B2Shimadzu Corporation
- Chromatogram data processing system13 Oct 2020US 10,802,005 B2Shimadzu Corporation
- Sample analyzer and sample analyzing system11 Apr 2024US 2024/0118249 A1Shenzhen Mindray Bio-Medical Electronics Co., Ltd.
- Method for creating discriminator28 Apr 2022US 2022/0128532 A1Shimadzu Corporation
- Apparatus and Method for Processing Mass Spectrum17 Mar 2022US 2022/0082537 A1JEOL Ltd.
- Peak Profile for Identifying an Analyte in a Chromatogram10 Feb 2022US 2022/0042957 A1Board of Regents, The University of Texas System
- Purity detection of separated sample portion as basis for a positive or negative decision concerning further separation16 Dec 2021US 2021/0387192 A1Agilent Technologies, Inc.
Most cited
By later US patents
- Apparatus and method for identifying peaks in liquid chromatography/mass spectrometry data and for forming spectra and chromatograms22US 7,645,984 B2Waters Technologies Corporation · 2010
- Fraction purity measuring apparatus for chromatogram peak17US 6,002,986 AShimadzu Corporation · 1999
- Cromatography process for recovering a substance or a group of substances from a mixture17US 8,063,235 B2K. D. Pharma Bexbach GmbH · 2011
- Apparatus and method for identifying peaks in liquid chromatography/mass spectrometry data and for forming spectra and chromatograms10US 8,017,908 B2Waters Technologies Corporation · 2011
- Apparatus for and method of determining purity of a peak of a peak of a chromatogram8US 5,596,135 AShimadzu Corporation · 1997