G01M 3/30
Using progressive displacement of one fluid by another
Official title: using progressive displacement of one fluid by another
G01M3/30 (Using progressive displacement of one fluid by another) appears on 16 US grants and 14 published applications in this corpus.
Search patents in G01M- Granted patents
- 16
- Published applications
- 14
- Assignees
- 14
- Inventors
- 29
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 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 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 2 |
| 2019 | 0 | 0 |
| 2020 | 3 | 1 |
| 2021 | 1 | 1 |
| 2022 | 0 | 2 |
| 2023 | 3 | 0 |
| 2024 | 0 | 2 |
| 2025 | 1 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems and methods for water detection4 Aug 2026US 12,699,018 B1United Services Automobile Association (USAA)
- Long-duration shock testing machine6 May 2025US 12,292,359 B2Omnitek Partners LLC
- Soldering apparatus and method of detecting failures of gasket21 Nov 2023US 11,819,952 B2Senju Metal Industry Co., Ltd.
- Method for detecting gas tightness of furnace tube device17 Oct 2023US 11,788,923 B2Changxin Memory Technologies, Inc.
- Systems and methods for water detection19 Sep 2023US 11,761,840 B1United Services Automobile Association (USAA)
- Devices and related methods for measuring gas permeation of pipes and vessels28 Aug 2025US 2025/0271323 A1Iq4H2, LLC
- Method for detection and measurement of seat leakage in a valve13 Feb 2025US 2025/0052639 A1
- Indicator for Indicating the Occurrence of a Pressurized Fluid Leak in a Vent Chamber of a Pressurized Fluid Apparatus3 Oct 2024US 2024/0328889 A1Exel Industries
- Soldering Apparatus And Method Of Detecting Failures Of Gasket8 Feb 2024US 2024/0042539 A1Senju Metal Industry Co., Ltd.
- Method for detecting gas tightness of furnace tube device30 Jun 2022US 2022/0205864 A1Changxin Memory Technologies, Inc.
Most cited
By later US patents
- Liquid volumetric line leak testing apparatus24US 4,114,426 A1978
- Method and apparatus for detecting and locating explosives, biological, and chemical substances in ducts and structures using tracers21US 7,331,248 B2Vista Engineering Technologies LLC · 2008
- Method and apparatus for detecting and locating leak holes in a pipeline using tracers15US 7,197,914 B2Vista Engineering Technologies LLC · 2007
- Process and apparatus for testing pipelines for leaks9US 3,958,449 AHoechst Aktiengesellschaft · 1976
- Index ranking systems and methods for monitoring air pressure and flow3US 6,754,595 B1BellSouth Intellectual Property Corporation · 2004