A23G 9/30
Cleaning
Official title: Cleaning; Keeping clean; Sterilisation
A23G9/30 (Cleaning) appears on 253 US grants and 202 published applications in this corpus.
Search patents in A23G- Granted patents
- 253
- Published applications
- 202
- Assignees
- 124
- Inventors
- 348
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 5 | 0 |
| 1985 | 4 | 0 |
| 1986 | 3 | 0 |
| 1987 | 6 | 0 |
| 1988 | 6 | 0 |
| 1989 | 9 | 0 |
| 1990 | 5 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 5 | 0 |
| 1994 | 4 | 0 |
| 1995 | 8 | 0 |
| 1996 | 3 | 0 |
| 1997 | 5 | 0 |
| 1998 | 8 | 0 |
| 1999 | 6 | 0 |
| 2000 | 5 | 0 |
| 2001 | 3 | 2 |
| 2002 | 7 | 6 |
| 2003 | 7 | 4 |
| 2004 | 3 | 7 |
| 2005 | 0 | 5 |
| 2006 | 0 | 2 |
| 2007 | 2 | 6 |
| 2008 | 2 | 4 |
| 2009 | 1 | 3 |
| 2010 | 2 | 10 |
| 2011 | 4 | 5 |
| 2012 | 3 | 7 |
| 2013 | 6 | 7 |
| 2014 | 5 | 7 |
| 2015 | 5 | 8 |
| 2016 | 6 | 12 |
| 2017 | 7 | 12 |
| 2018 | 7 | 17 |
| 2019 | 7 | 13 |
| 2020 | 16 | 8 |
| 2021 | 10 | 9 |
| 2022 | 18 | 14 |
| 2023 | 11 | 9 |
| 2024 | 4 | 6 |
| 2025 | 10 | 11 |
| 2026 | 7 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Frozen confection machines and apparatus for mixing with heat transfer29 Sep 2026US 12,745,783 B2Cremmjoy Inc.
- Rapidly cooling food and drinks1 Sep 2026US 12,721,361 B2ColdSnap, Corp.
- Automated clean-in-place apparatus and method23 Jun 2026US 12,660,837 B1Clean Safer Systems, LLC
- System and method for automatically cleaning and washing ice cream or yogurt machine26 May 2026US 12,635,707 B2
- Automated cleaning system for a beverage dispenser19 May 2026US 12,629,731 B2Welbilt Foodservice Companies, LLC
- Shaved ice machine10 Sep 2026US 2026/0262679 A1Foshan Alpicool Holding Group Co., Ltd.
- Sealed, self-cleaning, food dispensing system with variable overrun control27 Aug 2026US 2026/0248153 A1FBD Partnership, LP
- Detachable water collection box9 Jul 2026US 2026/0191226 A1Foshan WinLin Smart Technology Co., Ltd
- Vertical Smoothie Maker30 Apr 2026US 2026/0114469 A1Cixi City Spring Electric Appliance Co., Ltd.
- Cold drink machine with washable freezing cylinder5 Mar 2026US 2026/0060269 A1Guangzhou Xin'an Trading Co., Ltd.
Most cited
By later US patents
- Automatic food preparation device201US 5,363,746 A1994
- Short chain fatty acid sanitizing composition and methods156US 4,404,040 AEconomics Laboratory, Inc. · 1983
- Polymer blends as biodegradable matrices for preparing biocomposites119US 6,703,040 B2Intralytix, Inc. · 2004
- Apparatus and a method for clean-in-place for a semi-frozen food dispensing machine113US 6,490,872 B1Specialty Equipment Companies, Inc. · 2002
- Valve and door assembly for semi-frozen food dispensing machine111US 6,553,779 B1Specialty Equipment Companies, Inc. · 2003