B08B 3/04
Cleaning involving contact with liquid
B08B3/04 (Cleaning involving contact with liquid) appears on 5,775 US grants and 6,610 published applications in this corpus.
Search patents in B08B- Granted patents
- 5,775
- Published applications
- 6,610
- Assignees
- 2,543
- Inventors
- 12,603
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 29 | 0 |
| 1977 | 18 | 0 |
| 1978 | 25 | 0 |
| 1979 | 17 | 0 |
| 1980 | 22 | 0 |
| 1981 | 10 | 0 |
| 1982 | 17 | 0 |
| 1983 | 22 | 0 |
| 1984 | 14 | 0 |
| 1985 | 19 | 0 |
| 1986 | 13 | 0 |
| 1987 | 17 | 0 |
| 1988 | 23 | 0 |
| 1989 | 36 | 0 |
| 1990 | 29 | 0 |
| 1991 | 30 | 0 |
| 1992 | 37 | 0 |
| 1993 | 50 | 0 |
| 1994 | 48 | 0 |
| 1995 | 64 | 0 |
| 1996 | 79 | 0 |
| 1997 | 101 | 0 |
| 1998 | 104 | 0 |
| 1999 | 133 | 0 |
| 2000 | 122 | 0 |
| 2001 | 118 | 50 |
| 2002 | 139 | 170 |
| 2003 | 138 | 156 |
| 2004 | 118 | 170 |
| 2005 | 97 | 169 |
| 2006 | 73 | 194 |
| 2007 | 75 | 137 |
| 2008 | 69 | 161 |
| 2009 | 61 | 173 |
| 2010 | 94 | 136 |
| 2011 | 73 | 152 |
| 2012 | 101 | 156 |
| 2013 | 99 | 249 |
| 2014 | 123 | 218 |
| 2015 | 145 | 282 |
| 2016 | 200 | 316 |
| 2017 | 255 | 444 |
| 2018 | 254 | 449 |
| 2019 | 309 | 446 |
| 2020 | 368 | 428 |
| 2021 | 327 | 420 |
| 2022 | 319 | 351 |
| 2023 | 336 | 359 |
| 2024 | 349 | 334 |
| 2025 | 283 | 304 |
| 2026 | 173 | 186 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B08B 3/10With additional treatment of the liquid or of the object being cleaned2,896
- B08B 3/08The liquid having chemical or dissolving effect1,977
- B08B 3/041Cleaning travelling work452
- B08B 3/045Using perforated containers136
- B08B 3/06Using perforated drums in which the article or material is placed104
- B08B 3/048Overflow-type cleaning102
- B08B 3/044Using agitated containers in which the liquid and articles or material are95
Recent patents
- Optical table cleaning devices and methods of cleaning optical tables6 Oct 2026US 12,752,312 B2KLA Corporation
- Countertop apparatus for washing articles6 Oct 2026US 12,752,313 B2Hillsborough Bay Group, LLC
- Method and apparatus for cleaning carrier film6 Oct 2026US 12,752,314 B2Neturen Co., Ltd.
- Substrate processing system6 Oct 2026US 12,752,315 B2SCREEN Holdings Co., Ltd.
- Directed flow pressure washer system, method and apparatus6 Oct 2026US 12,752,316 B2
- Semiconductor cleaning apparatus and method8 Oct 2026US 2026/0307113 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Airflow-guided cleaning device8 Oct 2026US 2026/0307114 A1Mu-tech Precision Co., Ltd.
- Test base cleaning line and method thereof8 Oct 2026US 2026/0307115 A1Siliconware Precision Industries Co., Ltd.
- Methods for cleaning an ion transport system8 Oct 2026US 2026/0311949 A1Thermo Finnigan LLC
- Ultrasonic-wave irradiation unit8 Oct 2026US 2026/0314265 A1Honda Electronics Co., Ltd.
Most cited
By later US patents
- Working mechanism for medical manipulator and cleaning method therefor1,026US 8,795,324 B2KARL STORZ GmbH&Co.KG · 2014
- Simplified ozonator for a semiconductor wafer cleaner350US 6,399,022 B1Fairchild Semiconductor Corporation · 2002
- Interhalogen cleaning of process equipment333US 5,565,038 AIntel Corporation · 1996
- Method of cleaning chandeliers333US 5,603,773 A1997
- Method and apparatus for cleaning stereolithographically produced objects311US 5,248,456 A3D Systems, Inc. · 1993