B08B 9/021
Cleaning pipe ends or pipe fittings
Official title: {Cleaning pipe ends or pipe fittings, e.g. before soldering}
B08B9/021 (Cleaning pipe ends or pipe fittings) appears on 190 US grants and 162 published applications in this corpus.
Search patents in B08B- Granted patents
- 190
- Published applications
- 162
- Assignees
- 118
- Inventors
- 431
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 6 | 0 |
| 1992 | 9 | 0 |
| 1993 | 2 | 0 |
| 1994 | 5 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 5 | 0 |
| 2000 | 6 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 3 |
| 2003 | 3 | 4 |
| 2004 | 6 | 11 |
| 2005 | 6 | 2 |
| 2006 | 3 | 3 |
| 2007 | 3 | 3 |
| 2008 | 3 | 5 |
| 2009 | 2 | 7 |
| 2010 | 4 | 4 |
| 2011 | 1 | 4 |
| 2012 | 3 | 1 |
| 2013 | 2 | 5 |
| 2014 | 3 | 6 |
| 2015 | 5 | 3 |
| 2016 | 8 | 12 |
| 2017 | 4 | 5 |
| 2018 | 6 | 8 |
| 2019 | 7 | 12 |
| 2020 | 7 | 14 |
| 2021 | 8 | 3 |
| 2022 | 9 | 12 |
| 2023 | 6 | 12 |
| 2024 | 6 | 8 |
| 2025 | 11 | 9 |
| 2026 | 4 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Automated pre-weld tube cleaning using laser ablation30 Jun 2026US 12,667,869 B2Lockheed Martin Corporation
- Multifunctional device for removing film from pipe16 Jun 2026US 12,655,927 B2Dcseng Co., Ltd.
- Cleaning fixture for showerhead assemblies3 Mar 2026US 12,564,871 B2ASM IP Holding B. V.
- Pipette tip washing devices and methods20 Jan 2026US 12,528,086 B2Agilent Technologies, Inc.
- Backflush seal cleaning apparatus23 Dec 2025US 12,502,693 B2APPLIED Materials.Inc.
- Pipette tip washing devices and methods30 Jul 2026US 2026/0216732 A1
- Well pipe handling9 Jul 2026US 2026/0193942 A1Mhwirth AS
- Cleaning system25 Jun 2026US 2026/0175262 A1LG Energy Solution, Ltd.
- Nozzle cleaning apparatus25 Jun 2026US 2026/0175271 A1Samsung Electronics Co., Ltd.
- Cleaning fixture for showerhead assemblies4 Jun 2026US 2026/0151803 A1ASM IP Holding B. V.
Most cited
By later US patents
- Insert for a microbial scrubbing device93US 8,336,152 B2C. R. Bard, Inc. · 2012
- Medical component scrubbing device with detachable cap90US 9,192,449 B2C. R. Bard, Inc. · 2015
- Site scrub brush79US 8,069,523 B2Bard Access Systems, Inc. · 2011
- Insert for a microbial scrubbing device59US 8,671,496 B2C. R. Bard, Inc. · 2014
- Medical component scrubbing device with detachable cap47US 9,352,140 B2C. R. Bard, Inc. · 2016