G01N 1/18
With provision for splitting samples into portions
Official title: with provision for splitting samples into portions (G01N1/12, G01N1/14 take precedence; fraction-collection apparatus for chromatography B01D15/08)
G01N1/18 (With provision for splitting samples into portions) appears on 338 US grants and 289 published applications in this corpus.
Search patents in G01N- Granted patents
- 338
- Published applications
- 289
- Assignees
- 248
- Inventors
- 850
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 5 | 0 |
| 1978 | 5 | 0 |
| 1979 | 5 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 6 | 0 |
| 1992 | 8 | 0 |
| 1993 | 3 | 0 |
| 1994 | 6 | 0 |
| 1995 | 10 | 0 |
| 1996 | 9 | 0 |
| 1997 | 5 | 0 |
| 1998 | 6 | 0 |
| 1999 | 6 | 0 |
| 2000 | 9 | 0 |
| 2001 | 3 | 1 |
| 2002 | 5 | 6 |
| 2003 | 7 | 10 |
| 2004 | 4 | 6 |
| 2005 | 6 | 11 |
| 2006 | 3 | 7 |
| 2007 | 8 | 7 |
| 2008 | 4 | 7 |
| 2009 | 2 | 11 |
| 2010 | 6 | 6 |
| 2011 | 7 | 7 |
| 2012 | 6 | 9 |
| 2013 | 8 | 6 |
| 2014 | 8 | 15 |
| 2015 | 10 | 8 |
| 2016 | 9 | 13 |
| 2017 | 11 | 14 |
| 2018 | 4 | 20 |
| 2019 | 20 | 18 |
| 2020 | 20 | 25 |
| 2021 | 12 | 23 |
| 2022 | 13 | 17 |
| 2023 | 16 | 17 |
| 2024 | 14 | 10 |
| 2025 | 17 | 8 |
| 2026 | 7 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for collecting cell types22 Sep 2026US 12,742,706 B2Flaskworks, LLC
- Systems and methods for section transfer4 Aug 2026US 12,699,027 B2Clarapath, Inc.
- Devices and methods for particle solution preparation2 Jun 2026US 12,643,108 B2IDEXX Laboratories, Inc.
- Apparatus and method for continuous monitoring and detection of microplastics in water12 May 2026US 12,625,039 B2Aizaco Limited Company
- System and method for multiple liquid sample capture from aerial drones10 Feb 2026US 12,545,407 B2Will Lewis Consulting, LLC
- Sample probe8 Oct 2026US 2026/0309590 A1Teknologian tutkimuskeskus VTT Oy
- System and method for multiple liquid sample capture and analysis from aerial drones4 Jun 2026US 2026/0153413 A1Will Lewis Consulting, LLC
- Automated Systems For Processing Seeds, And Relates Methods21 May 2026US 2026/0140021 A1Monsanto Technology LLC
- Soil probe assembly having a multifaceted probe wheel19 Mar 2026US 2026/0079081 A1
- Sampling system and sampling method26 Feb 2026US 2026/0056092 A1Shanghai Morimatsu Pharmaceutical Equipment Engineering Co., Ltd.
Most cited
By later US patents
- Crop sampling system169US 6,119,531 ACase Corporation · 2000
- Manifold assembly143US 7,744,817 B2Sakura Finetek U.S.A., Inc. · 2010
- Apparatus and method for drawing liquid samples and dispensing them into a plurality of test tubes132US 5,871,699 A1999
- Airborne particulate112US 5,553,507 ARupprecht & Patashnick Company, Inc. · 1996
- Lumbar puncture fluid collection device101US 7,335,188 B22008