G01N 2009/028
A gas being used as displacement fluid
Official title: {a gas being used as displacement fluid}
G01N2009/028 (A gas being used as displacement fluid) appears on 12 US grants and 8 published applications in this corpus.
Search patents in G01N- Granted patents
- 12
- Published applications
- 8
- Assignees
- 10
- Inventors
- 32
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 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 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 2 |
| 2018 | 0 | 0 |
| 2019 | 2 | 0 |
| 2020 | 0 | 0 |
| 2021 | 1 | 2 |
| 2022 | 1 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 1 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Solid concentration digital analyzer17 Feb 2026US 12,553,810 B2Yellow Solutions Comercio, Servicos, Consultoria E. Representacao De Maquinas Eireli—ME
- Hinged closure for gas pycnometer19 Aug 2025US 12,392,644 B2Micromeritics Instruments Corporation
- Pycnometer with acclimation chamber2 Aug 2022US 11,402,311 B2Anton Paar Quantatec, Inc.
- Bidirectional pycnometer9 Nov 2021US 11,169,014 B2Anton Paar Quantatec, Inc.
- True density measurement device29 Jan 2019US 10,190,956 B2MicrotracBEL Corp.
- Hinged closure for gas pycnometer13 Nov 2025US 2025/0347541 A1
- Solid concentration digital analyzer7 Mar 2024US 2024/0077398 A1Yellow Solutions Comercio, Servicos, Consultoria E. Representacao De Maquinas Eireli—ME
- Hinged closure for gas pycnometer3 Aug 2023US 2023/0243675 A1Micromeritics Instruments Corporation
- Bidirectional Pycnometer27 May 2021US 2021/0156725 A1Anton Paar Quantatec, Inc.
- Pycnometer With Acclimation Chamber27 May 2021US 2021/0156778 A1Anton Paar Quantatec, Inc.
Most cited
By later US patents
- Gas comparison pycnometer26US 4,083,228 ASystems, Science and Software · 1978
- Gas comparison pycnometer16US 5,074,146 AMicromeritics Instrument Corporation · 1991
- Pycnometer9US 4,095,473 AGulf Oil Corporation · 1978
- Non-invasive method for the measurement of body fat8US 4,144,763 A1979
- Method for determining nuclear reactor fuel pellet density using gas displacement8US 5,583,897 ASiemens Power Corporation · 1996