G01N 30/463
For multidimensional chromatography
Official title: {for multidimensional chromatography}
G01N30/463 (For multidimensional chromatography) appears on 236 US grants and 296 published applications in this corpus.
Search patents in G01N- Granted patents
- 236
- Published applications
- 296
- Assignees
- 135
- Inventors
- 519
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 5 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 2 |
| 2002 | 3 | 11 |
| 2003 | 4 | 9 |
| 2004 | 7 | 9 |
| 2005 | 9 | 11 |
| 2006 | 5 | 14 |
| 2007 | 7 | 18 |
| 2008 | 3 | 13 |
| 2009 | 9 | 9 |
| 2010 | 10 | 13 |
| 2011 | 6 | 12 |
| 2012 | 14 | 11 |
| 2013 | 7 | 11 |
| 2014 | 9 | 13 |
| 2015 | 11 | 12 |
| 2016 | 4 | 14 |
| 2017 | 10 | 14 |
| 2018 | 8 | 13 |
| 2019 | 14 | 15 |
| 2020 | 16 | 10 |
| 2021 | 9 | 17 |
| 2022 | 8 | 12 |
| 2023 | 11 | 12 |
| 2024 | 11 | 7 |
| 2025 | 7 | 7 |
| 2026 | 8 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Thermal modulator8 Sep 2026US 12,730,095 B2Leco Corporation
- Fluidic configuration for a multidimensional liquid chromatography system16 Jun 2026US 12,656,323 B2Waters Technologies Corporation
- Systems and methods for two-dimensional liquid chromatography using size exclusion chromatography as a first dimension19 May 2026US 12,631,603 B2Waters Technologies Corporation
- Fluid separation with sampling unit selectively coupling upstream and downstream of separation unit31 Mar 2026US 12,589,329 B2Agilent Technologies, Inc.
- Gas chromatography system24 Mar 2026US 12,584,894 B2Agilent Technologies, Inc.
- Flow-restricted pneumatic modulator for a multidimensional gas chromatography system27 Aug 2026US 2026/0251624 A1The Regents of the University of Michigan
- Real-time identification and analysis of chemical mixtures20 Aug 2026US 2026/0245672 A1Novateur Research Solutions
- Split Flow Modulator for Comprehensive Two-Dimensional Chromatography7 May 2026US 2026/0126418 A1Leco Corporation
- A multidimensional lc system for analysing antibodies19 Mar 2026US 2026/0079164 A1Hoffmann-La Roche Inc.
- Method for analyzing light n-alkane components and carbon isotopes in deep and ultra-deep source rock26 Feb 2026US 2026/0056170 A1Beijing Jiaotong University
Most cited
By later US patents
- Use of retentate chromatography to generate difference maps229US 6,225,047 B1Ciphergen Biosystems, Inc. · 2001
- On-line DNA analysis system with rapid thermal cycling121US 5,935,522 AUniversity of Utah Research Foundation · 1999
- Multimodal chromatographic separation media and process for using same87US 5,316,680 ACornell Research Foundation, Inc. · 1994
- Chromatographic technique and apparatus83US 5,135,549 ABoard of Trustees of Southern Illinois University · 1992
- Retentate chromatography and protein chip arrays with applications in biology and medicine61US 6,579,719 B1Ciphergen Biosystems, Inc. · 2003