G01N 30/94
Development
G01N30/94 (Development) appears on 60 US grants and 47 published applications in this corpus.
Search patents in G01N- Granted patents
- 60
- Published applications
- 47
- Assignees
- 58
- Inventors
- 189
- Latest grant
- 13 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 5 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 4 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 1 |
| 2003 | 2 | 1 |
| 2004 | 1 | 1 |
| 2005 | 1 | 2 |
| 2006 | 0 | 3 |
| 2007 | 2 | 3 |
| 2008 | 0 | 0 |
| 2009 | 0 | 4 |
| 2010 | 2 | 1 |
| 2011 | 2 | 0 |
| 2012 | 0 | 1 |
| 2013 | 2 | 3 |
| 2014 | 1 | 1 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
| 2017 | 1 | 2 |
| 2018 | 1 | 1 |
| 2019 | 2 | 5 |
| 2020 | 1 | 7 |
| 2021 | 1 | 2 |
| 2022 | 3 | 1 |
| 2023 | 1 | 1 |
| 2024 | 1 | 2 |
| 2025 | 2 | 1 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for rapidly detecting pesticide based on thin-layer chromatography and enzyme inhibition principle13 Jan 2026US 12,523,638 B2Institute of Quality Standard and Testing Technology for Agro-Products, Caas
- Method and device for the provision of a sample22 Jul 2025US 12,366,562 B2Merck Patent GmbH
- Method for identification of characteristic components in Kai-Xin-San by thin-layer chromatography (TLC)6 May 2025US 12,292,426 B1Anhui University of Chinese Medicine
- Method for detecting aldehydes or ketones17 Sep 2024US 12,090,479 B2LG Chem.Ltd.
- Method for detecting aldehyde and ketone by using thin layer chromatography14 Mar 2023US 11,604,176 B2LG Chem, Ltd.
- System and method for thin layer chromatography10 Sep 2026US 2026/0266784 A1
- Thin-layer chromatography identification method for characteristic components in anshen dingzhi wan20 Aug 2026US 2026/0243742 A1Anhui University of Chinese Medicine
- Thin layer chromatography frame11 Jun 2026US 2026/0160740 A1Baylor University
- Method and device for liquid delivery to the adsorbent layer23 Oct 2025US 2025/0327784 A1
- Colloidal gold immunochromatographic joint inspection card for diquat and paraquat, preparation method and application thereof28 Nov 2024US 2024/0393321 A1The First Affiliated Hospital of Chongqing Medical and Pharmaceutical College
Most cited
By later US patents
- Chromatography column using horizontal flow65US 4,676,898 ASepragen Corporation · 1987
- Process for the detection and quantitation of corrosion and scale inhibitors in produced well fluids49US 5,152,177 AConoco Inc. · 1992
- Chromatography column using horizontal flow48US 4,627,918 ASepragen Corporation · 1986
- Analytical method and apparatus36US 6,528,322 B1Pharmacia Corporation · 2003
- Radial thin layer chromatography35US 4,865,729 ASepragen Corporation · 1989