B08B 9/049
Having self-contained propelling means for moving the cleaning devices along the pipes
Official title: having self-contained propelling means for moving the cleaning devices along the pipes {, i.e. self-propelled}
B08B9/049 (Having self-contained propelling means for moving the cleaning devices along the pipes) appears on 336 US grants and 263 published applications in this corpus.
Search patents in B08B- Granted patents
- 336
- Published applications
- 263
- Assignees
- 189
- Inventors
- 594
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 4 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 5 | 0 |
| 1988 | 5 | 0 |
| 1989 | 3 | 0 |
| 1990 | 6 | 0 |
| 1991 | 9 | 0 |
| 1992 | 13 | 0 |
| 1993 | 7 | 0 |
| 1994 | 8 | 0 |
| 1995 | 9 | 0 |
| 1996 | 5 | 0 |
| 1997 | 4 | 0 |
| 1998 | 7 | 0 |
| 1999 | 7 | 0 |
| 2000 | 8 | 0 |
| 2001 | 4 | 2 |
| 2002 | 7 | 5 |
| 2003 | 7 | 4 |
| 2004 | 2 | 7 |
| 2005 | 2 | 7 |
| 2006 | 5 | 3 |
| 2007 | 1 | 3 |
| 2008 | 2 | 7 |
| 2009 | 6 | 4 |
| 2010 | 2 | 7 |
| 2011 | 6 | 6 |
| 2012 | 3 | 10 |
| 2013 | 8 | 5 |
| 2014 | 5 | 9 |
| 2015 | 9 | 13 |
| 2016 | 5 | 15 |
| 2017 | 13 | 5 |
| 2018 | 7 | 24 |
| 2019 | 11 | 10 |
| 2020 | 10 | 25 |
| 2021 | 19 | 23 |
| 2022 | 17 | 22 |
| 2023 | 18 | 14 |
| 2024 | 19 | 17 |
| 2025 | 21 | 9 |
| 2026 | 10 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method and apparatus for cleaning and inspecting oil well drilling mud flow lines25 Aug 2026US 12,715,025 B1Tri-State Environmental, LLC
- Nozzle head, cleaning system, method for cleaning and glass element25 Aug 2026US 12,716,527 B2Schott AG
- Nozzle assembly14 Jul 2026US 12,678,838 B2Sonny's HFI Holdings, LLC
- Method and cleaning device for cleaning the interior of a pipe16 Jun 2026US 12,656,071 B2Lobbe Industrieservice GmbH & Co KG
- Method and cleaning device for cleaning the interior of pipes2 Jun 2026US 12,643,131 B2Lobbe Industrieservice GmbH & Co KG
- Intelligent suction-type underground drainage pipeline sediment removal robot and sediment removal method17 Sep 2026US 2026/0273592 A1Zhengzhou University
- Nozzle System with Interchangeable Inserts for Cleaning Conduits25 Jun 2026US 2026/0175236 A1Ultra Clean Technologies, Corp.
- Method for operating a working apparatus in a pipeline, and working apparatus25 Jun 2026US 2026/0177184 A1
- Method for operating an implement in a pipeline, and implement18 Jun 2026US 2026/0168610 A1
- Direct Drive for HVAC Air Duct Cleaning System2 Apr 2026US 2026/0092750 A1Rotobrush International LLC
Most cited
By later US patents
- Fiber tip atherectomy catheter352US 5,009,659 ASchneider (USA) Inc. · 1991
- Modular observation crawler and sensing instrument and method for operating same200US 6,450,104 B1North Carolina State University · 2002
- Cable crawling underwater inspection and cleaning robot120US 5,203,646 ACornell Research Foundation, Inc. · 1993
- Remote spray coating of nuclear cross-under piping104US 6,508,413 B2Siemens Westinghouse Power Corporation · 2003
- Controller for inspection robot traversing an obstacle87US 11,148,292 B2Gecko Robotics, Inc. · 2021