G01M 3/2861
For pipe sections by testing its exterior surface
Official title: {for pipe sections by testing its exterior surface}
G01M3/2861 (For pipe sections by testing its exterior surface) appears on 53 US grants and 26 published applications in this corpus.
Search patents in G01M- Granted patents
- 53
- Published applications
- 26
- Assignees
- 37
- Inventors
- 82
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 2 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 1 | 2 |
| 2015 | 1 | 0 |
| 2016 | 2 | 3 |
| 2017 | 1 | 2 |
| 2018 | 0 | 3 |
| 2019 | 3 | 2 |
| 2020 | 1 | 3 |
| 2021 | 3 | 2 |
| 2022 | 3 | 2 |
| 2023 | 3 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- External pressure testing fixture for tubing unions14 Jul 2026US 12,680,904 B2Halliburton Energy Services.Inc.
- In line inspection strain device method and apparatus for performing in line joint inspections12 Dec 2023US 11,841,293 B2Smart Pipe Company, Inc.
- Method of inspecting pipe joints for use in a subsea pipeline10 Oct 2023US 11,781,938 B2Verdergpipe Technology LTD
- Sealing device for hyper tube10 Jan 2023US 11,549,622 B2Korea Railroad Research Institute
- Method of testing for leaks in the piping system of a building20 Dec 2022US 11,530,960 B1Plumbing Diagnostics Corp.
- Joint leakage detection system31 Jul 2025US 2025/0244196 A1Integrity Engineering Solutions Pty Ltd
- External Pressure Testing Fixture For Tubing Unions23 Jan 2025US 2025/0027832 A1Halliburton Energy Services.Inc.
- Gas and/or chemical liquid indicator24 Mar 2022US 2022/0091080 A1Nitto Denko Corporation
- Method of inspecting pipe joints for use in a subsea pipeline24 Feb 2022US 2022/0057288 A1Verderg Pipe Technology Limited
- In line inspection strain device method and apparatus for performing in line joint inspections26 Aug 2021US 2021/0262888 A1Smart Pipe Company, Inc.
Most cited
By later US patents
- Apparatus and method for detecting fluid leakage71US 5,170,659 AKemp Development Corporation · 1992
- Apparatus and method for externally testing conduit connections62US 4,019,371 AExxon Production Research Company · 1977
- Method and apparatus for externally and internally testing for leaks in connections between tubular members39US 5,209,105 A1993
- Method and apparatus for externally and internally testing for leaks in connections between tubular members31US 4,926,680 A1990
- Piping erosion monitoring system27US 4,389,877 A1983