G01N 30/93
Application of the sorbent layer
G01N30/93 (Application of the sorbent layer) appears on 26 US grants and 31 published applications in this corpus.
Search patents in G01N- Granted patents
- 26
- Published applications
- 31
- Assignees
- 27
- Inventors
- 90
- Latest grant
- 25 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 4 |
| 2012 | 0 | 0 |
| 2013 | 1 | 6 |
| 2014 | 0 | 3 |
| 2015 | 3 | 3 |
| 2016 | 2 | 1 |
| 2017 | 3 | 2 |
| 2018 | 0 | 0 |
| 2019 | 0 | 4 |
| 2020 | 0 | 0 |
| 2021 | 0 | 3 |
| 2022 | 1 | 1 |
| 2023 | 0 | 1 |
| 2024 | 1 | 2 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Method and system for solventless calibration of volatile or semi-volatile compounds25 Feb 2025US 12,233,395 B2The United States of America as represented by the Secretary of the Air Force
- Method and system for solventless calibration of volatile or semi-volatile compounds7 May 2024US 11,975,304 B2The United States of America as represented by the Secretary of the Air Force
- Method and apparatus for automatic chromatography of thin-layer plates19 Apr 2022US 11,307,180 B2CAMAG Chemie-Erzeugnisse und Adsorptionstechnik AG
- Chromatographic medium8 Aug 2017US 9,726,649 B2Daicel Corporation
- Chromatographic medium8 Aug 2017US 9,726,650 B2Daicel Corporation
- Method and device for liquid delivery to the adsorbent layer23 Oct 2025US 2025/0327784 A1
- Semi-autonomous mems micro-calibration device11 Jul 2024US 2024/0226846 A1Government of the United States as Represented by the Secretary of the Air Force
- Picoscale thin layer chromatography for analysis of single cells and microsamples16 May 2024US 2024/0157333 A1University of Washington
- Adsorbents and methods for reducing contamination in wafer container microenvironments2 Feb 2023US 2023/0030188 A1Entegris, Inc.
- Methods for performing a thin layer chromatography27 Oct 2022US 2022/0341900 A1
Most cited
By later US patents
- Bonded carbohydrate stationary phases for chromatography40US 3,983,299 APurdue Research Foundation · 1976
- Two dimensional two phase thin layer chromatography plate and method25US 4,313,906 AWhatman, Inc. · 1982
- Fluorescent composition, a process for synthesizing the fluorescent composition18US 4,396,528 AVarian Associates, Inc. · 1983
- Process for preparing alumina being suitable for layer chromatography8US 4,225,639 AMagyar Aluminiumipari Troszt · 1980
- Polyacrylamide adhesive for fixing the sorbent layers of overpressured, one-and multilayer-chromatographic plates and a process for the preparation thereof8US 4,658,000 ALabor Muszeripari Muvek · 1987