B08B 9/0492
Heavy-type cleaning devices
Official title: {Heavy-type cleaning devices, e.g. crawlers with plural cleaning members (B08B9/051 takes precedence)}
B08B9/0492 (Heavy-type cleaning devices) appears on 9 US grants and 12 published applications in this corpus.
Search patents in B08B- Granted patents
- 9
- Published applications
- 12
- Assignees
- 8
- Inventors
- 19
- Latest grant
- 21 Nov 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 1 |
| 2011 | 0 | 1 |
| 2012 | 1 | 1 |
| 2013 | 2 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 1 | 1 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 2 | 3 |
| 2023 | 2 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Laser system for non-contact and selective removal of corrosion from tubes internal surfaces21 Nov 2023US 11,819,887 B2Innovaneer, Inc.
- Pipe lining preparation assembly25 Jul 2023US 11,708,932 B2Liqui-Force Services (Ontario) Inc.
- Pipe lining preparation assembly5 Jul 2022US 11,378,219 B2Liqui-Force Services (Ontario) Inc.
- Transit cleaning unit25 Jan 2022US 11,230,301 B2
- Modular robotic assembly15 May 2018US 9,968,955 B2Robotic Pipe Repair, LLC
- Intelligent suction-type underground drainage pipeline sediment removal robot and sediment removal method17 Sep 2026US 2026/0273592 A1Zhengzhou University
- Pipe lining preparation assembly15 Sep 2022US 2022/0290795 A1Liqui-Force Services (Ontario) Inc.
- Laser System for Non-Contact and Selective Removal of Corrosion from Tubes Internal Surfaces21 Apr 2022US 2022/0118486 A1Innovaneer, Inc.
- Transit cleaning unit17 Feb 2022US 2022/0048543 A9
- Transit cleaning unit24 Oct 2019US 2019/0322295 A1
Most cited
By later US patents
- Remote controlled robot for cleaning inner-walls of duct and remote control system using same3US 8,347,445 B2IBS Engineering Co., Ltd. · 2013
- Tank cleaning system and method2US 7,704,128 B12010
- Device with rotatable and adjustable cleaning members for cleaning the interior of pipes2US 8,146,196 B2Kmc Robotics Co., Ltd. · 2012
- Pipe scarifying system and method2US 8,394,205 B2Mac & Mac Hydrodemolition Inc. · 2013
- Modular robotic assembly1US 9,968,955 B2Robotic Pipe Repair, LLC · 2018