B08B 2209/045
Making cleaning devices buoyant within a pipeline to be cleaned
B08B2209/045 (Making cleaning devices buoyant within a pipeline to be cleaned) appears on 16 US grants and 7 published applications in this corpus.
Search patents in B08B- Granted patents
- 16
- Published applications
- 7
- Assignees
- 12
- Inventors
- 43
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 2 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 2 |
| 2020 | 0 | 1 |
| 2021 | 1 | 2 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Internal pipe float device14 Apr 2026US 12,601,442 B1
- Intervention drive system comprising an umbilical5 Mar 2024US 11,920,722 B2Petroleo Brasileiro S.A. - Petrobras
- Programmable tank cleaning nozzle8 Mar 2022US 11,267,024 B2AGI Engineering, Inc.
- Reaction force nozzle6 Jul 2021US 11,052,437 B2Terydon, Inc.
- Reaction force nozzle3 Sep 2019US 10,399,129 B2Terydon, Inc.
- Intervention drive system comprising an umbilical23 Dec 2021US 2021/0396342 A1Petroleo Brasileiro S.A. - Petrobras
- Cleaning systems for bioreactors28 Oct 2021US 2021/0332319 A1Hypergiant Industries, Inc.
- Programmable tank cleaning nozzle30 Apr 2020US 2020/0130029 A1AGI Engineering, Inc.
- Reaction force nozzle7 Nov 2019US 2019/0337028 A1Terydon, Inc.
- Reaction force nozzle25 Jul 2019US 2019/0224724 A1Terydon, Inc.
Most cited
By later US patents
- Pipeline pig21US 4,907,314 ABritish Pipeline Agency Ltd., et al. · 1990
- Maintenance inspection submersible transport apparatus19US 4,763,376 APene-Tech, Inc. · 1988
- Electronically controlled pipeline monitoring and cleaning device17US 6,615,848 B2Halliburton Energy Services.Inc. · 2003
- Apparatus and method for removing undesired coatings from the interior of tubes16US 5,580,393 A1996
- Pipe cleaning modules and systems and methods for their use15US 5,622,571 APipeline Services, Inc. · 1997