G01N 1/2042
Using a piston actuated by the pressure of the liquid to be
Official title: {using a piston actuated by the pressure of the liquid to be sampled}
G01N1/2042 (Using a piston actuated by the pressure of the liquid to be) appears on 34 US grants and 25 published applications in this corpus.
Search patents in G01N- Granted patents
- 34
- Published applications
- 25
- Assignees
- 31
- Inventors
- 69
- Latest grant
- 24 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 1 |
| 2010 | 2 | 0 |
| 2011 | 2 | 2 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 3 | 2 |
| 2015 | 0 | 0 |
| 2016 | 1 | 1 |
| 2017 | 1 | 1 |
| 2018 | 2 | 2 |
| 2019 | 1 | 3 |
| 2020 | 1 | 2 |
| 2021 | 2 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
| 2024 | 0 | 2 |
| 2025 | 1 | 3 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Sampling apparatus and method24 Feb 2026US 12,560,558 B2Proserv UK Limited
- Small volume liquid sampler17 Feb 2026US 12,551,200 B2Novosanis NV
- Grain particle granulometry measurement system, grain collection, movement, and measurement system, and grain particle granulometry measurement method6 Jan 2026US 12,517,104 B2Bunge SA
- Apparatus and method for the measurement of dissolved and entrained gas phase in a liquid20 May 2025US 12,306,077 B1
- Chemical testing26 Sep 2023US 11,768,133 B2Adey Holdings (2008) Limited
- Thermal Fluid Sampling Device11 Jun 2026US 2026/0160648 A1Global Holdings Midlands Limited
- Liquid sampler for fast capture of initial volume of a liquid flow13 Nov 2025US 2025/0345044 A1Dna Genotek Inc.
- Cryogenic sampling system7 Aug 2025US 2025/0251316 A1Welker, Inc.
- Remote fluid sampling29 May 2025US 2025/0172459 A1Fluid Transfer Technology Pty Ltd
- Grain particle granulometry measurement system, grain collection, movement, and measurement system, and grain particle granulometry measurement method5 Sep 2024US 2024/0295537 A1Bunge SA
Most cited
By later US patents
- Apparatus and method for sampling a liquid31US 4,527,436 A1985
- Device for sampling and stripping volatile chemicals within wells25US 5,147,561 A1992
- Fluid sample apparatus featuring integral construction with a motor driven sampling system21US 4,928,536 AWelker Engineering Company · 1990
- Apparatus and method for withdrawing fluid from a source of fluid such as a pipeline20US 4,470,316 A1984
- Automated water sample collecting system20US 5,441,071 AMcLane Research Laboratories, Inc. · 1995