F28G 15/02
Supports for cleaning appliances
Official title: Supports for cleaning appliances, e.g. frames
F28G15/02 (Supports for cleaning appliances) appears on 152 US grants and 162 published applications in this corpus.
Search patents in F28G- Granted patents
- 152
- Published applications
- 162
- Assignees
- 99
- Inventors
- 294
- Latest grant
- 14 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 1 |
| 2004 | 1 | 2 |
| 2005 | 1 | 4 |
| 2006 | 1 | 2 |
| 2007 | 1 | 3 |
| 2008 | 2 | 2 |
| 2009 | 0 | 2 |
| 2010 | 3 | 5 |
| 2011 | 2 | 4 |
| 2012 | 3 | 7 |
| 2013 | 5 | 3 |
| 2014 | 4 | 6 |
| 2015 | 3 | 8 |
| 2016 | 5 | 15 |
| 2017 | 8 | 16 |
| 2018 | 15 | 13 |
| 2019 | 16 | 14 |
| 2020 | 7 | 12 |
| 2021 | 9 | 11 |
| 2022 | 14 | 14 |
| 2023 | 11 | 5 |
| 2024 | 9 | 3 |
| 2025 | 7 | 5 |
| 2026 | 0 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Indexer, indexer retrofit kit and method of use thereof14 Oct 2025US 12,443,206 B2Stoneage, Inc.
- Flexible tube cleaning lance positioner frame apparatus1 Jul 2025US 12,345,483 B2Stoneage, Inc.
- Indexer and method of use thereof17 Jun 2025US 12,332,670 B2Stoneage, Inc.
- Battery electric high pressure fluid pump system for industrial cleaning operations27 May 2025US 12,311,412 B2Stoneage, Inc.
- HVAC exterior cleaning pipework13 May 2025US 12,298,092 B2
- Economizers for waste heat recovery systems27 Aug 2026US 2026/0251406 A1Scope Technology and Manufacturing, LLC
- Universal Service Arm and Rig and Related Tools for Cleaning Inner Surface of Heat Exchanger and other Chemical Reactor Tubes11 Jun 2026US 2026/0160508 A1Tubemaster, Inc.
- Flexible tube cleaning lance positioner frame apparatus12 Feb 2026US 2026/0043626 A1Stoneage, Inc.
- Automated shell and tube heat exchanger cleaner1 Jan 2026US 2026/0002744 A1Intel Corporation
- Cleaning assembly kit for a heat exchanger6 Nov 2025US 2025/0341371 A1
Most cited
By later US patents
- Automated heat exchanger tube cleaning assembly and system59US 8,308,869 B2Aquilex Hydrochem, Inc. · 2012
- Tube inspection and servicing apparatus41US 4,050,384 AThe Babcock & Wilcox Company · 1977
- Automated heat exchanger tube cleaning assembly and system36US 8,057,607 B2Aquilex Hydrochem, Inc. · 2011
- Apparatus for cleaning pipes, tubes, and the like by launching pigs35US 4,716,611 ALacress Nominees Pty. Ltd. · 1988
- On line pulsed detonation/deflagration soot blower30US 5,494,004 ALockheed Corporation · 1996