G01N 2030/402
Purging a device
Official title: {purging a device}
G01N2030/402 (Purging a device) appears on 49 US grants and 28 published applications in this corpus.
Search patents in G01N- Granted patents
- 49
- Published applications
- 28
- Assignees
- 39
- Inventors
- 120
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 3 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 2 |
| 2013 | 2 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 3 |
| 2019 | 2 | 3 |
| 2020 | 2 | 3 |
| 2021 | 2 | 1 |
| 2022 | 2 | 5 |
| 2023 | 3 | 2 |
| 2024 | 3 | 1 |
| 2025 | 2 | 0 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fluidic network for aseptic sampling31 Mar 2026US 12,590,870 B2Waters Technologies Corporation
- Interface system and corresponding method17 Mar 2026US 12,578,315 B2Thermo Fisher Scientific (Bremen) GmbH
- Gas component detection device with poisoning suppression1 Jul 2025US 12,345,689 B2Murata Manufacturing Co., Ltd.
- Gas sample selector3 Jun 2025US 12,320,786 B2Agilent Technologies, Inc.
- LC system and method with column backflushing22 Oct 2024US 12,123,856 B2Roche Diagnostics Operations, Inc.
- Analysis system and method for impurity components in perfluoropropane23 Jul 2026US 2026/0210916 A1Lansis Instrument (Shanghai) Co., Ltd
- Analytical system and method21 Nov 2024US 2024/0385155 A1Hitachi High-Tech Corporation
- Fluidic network for aseptic sampling9 Nov 2023US 2023/0358644 A1Waters Technologies Corporation
- Gas component detection device30 Mar 2023US 2023/0094325 A1Murata Manufacturing Co., Ltd.
- Gas sample selector10 Nov 2022US 2022/0357303 A1Agilent Technologies, Inc.
Most cited
By later US patents
- Miniature devices useful for gas chromatography78US 4,935,040 AThe Perkin-Elmer Corporation · 1990
- High speed gas chromatography68US 5,808,178 AThermedics Detection Inc. · 1998
- Instrument for measuring non-methane organic gases in gas samples54US 5,595,709 AChromatofast · 1997
- Mechanical gas chromatography injection valves and column multiplexing techniques37US 5,205,845 AThe Regents of the University of Michigan · 1993
- Analytical engine for gas chromatograph28US 5,983,703 APerkin-Elmer (Canada) Ltd. · 1999