G01M 3/2823
Using pigs or moles traveling in the pipe
Official title: {using pigs or moles traveling in the pipe}
G01M3/2823 (Using pigs or moles traveling in the pipe) appears on 48 US grants and 42 published applications in this corpus.
Search patents in G01M- Granted patents
- 48
- Published applications
- 42
- Assignees
- 38
- Inventors
- 94
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 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 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 4 | 0 |
| 2003 | 2 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 2 |
| 2010 | 1 | 1 |
| 2011 | 1 | 0 |
| 2012 | 2 | 2 |
| 2013 | 0 | 5 |
| 2014 | 1 | 3 |
| 2015 | 4 | 2 |
| 2016 | 3 | 0 |
| 2017 | 1 | 3 |
| 2018 | 2 | 6 |
| 2019 | 3 | 2 |
| 2020 | 3 | 1 |
| 2021 | 1 | 2 |
| 2022 | 1 | 4 |
| 2023 | 3 | 1 |
| 2024 | 3 | 1 |
| 2025 | 2 | 2 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Leak detection27 Jan 2026US 12,535,377 B2Synovate Limited
- Pressure testing of equipment6 May 2025US 12,292,357 B2Ion Pro Services, LLC
- Apparatus and method for inline leak detection and quantification28 Jan 2025US 12,209,932 B1Inline Services, LLC
- Method of inhibiting leakage of a fluid through a defect in a wall of a pipe17 Dec 2024US 12,169,041 B2Origin Tech Ltd
- Method and system to monitor pipeline condition17 Sep 2024US 12,091,842 B2The University of Adelaide
- Method and kit of parts for determining a position of a leak in a conduit2 Jul 2026US 2026/0185892 A1Preventum Innovations AB
- Method and system for identifying pipeline leaks using a pipeline inspection gauge12 Mar 2026US 2026/0071933 A1Pipesense, LLC
- Pressure testing of equipment6 Feb 2025US 2025/0044180 A1Ion Pro Services, LLC
- Apparatus and method for inline leak detection & quantification30 Jan 2025US 2025/0035506 A1Inline Services, LLC
- Leak detection4 Jan 2024US 2024/0003771 A1Synovate Limited
Most cited
By later US patents
- Leak detection in liquid carrying conduits58US 6,401,525 B1I.P.R. Co. (21) Limited · 2002
- Pipe leak detection26US 6,348,869 B1Lattice Intellectual Property Limited · 2002
- Fail safe pipe plug25US 5,119,861 A1992
- Apparatus for testing or isolating a segment of pipe24US 6,601,437 B2United Testing Corp. · 2003
- Pipeline leak detector with baffles20US 4,020,674 A1977