A47J 31/32
With hot water under air pressure
Official title: with hot water under air pressure
A47J31/32 (With hot water under air pressure) appears on 85 US grants and 95 published applications in this corpus.
Search patents in A47J- Granted patents
- 85
- Published applications
- 95
- Assignees
- 50
- Inventors
- 197
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 1 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 4 |
| 2007 | 0 | 5 |
| 2008 | 1 | 6 |
| 2009 | 1 | 2 |
| 2010 | 4 | 3 |
| 2011 | 1 | 2 |
| 2012 | 1 | 4 |
| 2013 | 7 | 4 |
| 2014 | 4 | 3 |
| 2015 | 4 | 3 |
| 2016 | 4 | 4 |
| 2017 | 1 | 4 |
| 2018 | 4 | 6 |
| 2019 | 2 | 9 |
| 2020 | 7 | 6 |
| 2021 | 4 | 8 |
| 2022 | 4 | 3 |
| 2023 | 7 | 6 |
| 2024 | 5 | 6 |
| 2025 | 5 | 1 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Compact coffee press9 Jun 2026US 12,648,665 B2
- Handheld filter press13 Jan 2026US 12,520,963 B2Kaz Europe SàRl
- Beverage extracting device16 Sep 2025US 12,414,646 B2Bravilor Bonamat BV
- Coffee making device15 Jul 2025US 12,357,119 B1Yongkang Nuoge Electrical Ltd
- Beverage extracting device29 Apr 2025US 12,285,130 B2Bravilor Bonamat BV
- Extractor and extraction system25 Jun 2026US 2026/0174269 A1
- Apparatus For Providing A Brewed Beverage25 Jun 2026US 2026/0174275 A1Kabushiki Kaisha Kenwood
- Beverage system and method for the rapid precise extraction of cold brew beverage5 Mar 2026US 2026/0060467 A1AstroBrew Inc.
- System and method for vacuum extraction of brewed beverages24 Jul 2025US 2025/0235029 A1Bkon LLC
- Compact coffee press10 Oct 2024US 2024/0335059 A1Central University of Technology, Free State
Most cited
By later US patents
- Automated beverage brewing system305US 6,142,063 AKeurig, Incorporated · 2000
- Two step puncturing and venting of single serve filter cartridge in a beverage brewer272US 6,606,938 B2Keurig, Incorporated · 2003
- System for monitoring and controlling the operation of a single serve beverage brewer153US 6,672,200 B2Keurig, Incorporated · 2004
- System for dispensing metered volumes of heated water to the brew chamber of a single serve beverage brewer135US 7,398,726 B2Keurig, Incorporated · 2008
- System for dispensing metered volumes of heated water to the brew chamber of a single serve beverage brewer112US 7,523,695 B2Keurig, Incorporated · 2009