A47J 31/0647
With means to adjust the brewing chamber volume to accommodate different quantities
Official title: {with means to adjust the brewing chamber volume to accommodate different quantities of brewing material}
A47J31/0647 (With means to adjust the brewing chamber volume to accommodate different quantities) appears on 85 US grants and 104 published applications in this corpus.
Search patents in A47J- Granted patents
- 85
- Published applications
- 104
- Assignees
- 48
- Inventors
- 178
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 2 |
| 2005 | 0 | 5 |
| 2006 | 3 | 2 |
| 2007 | 1 | 5 |
| 2008 | 1 | 2 |
| 2009 | 2 | 3 |
| 2010 | 2 | 1 |
| 2011 | 3 | 2 |
| 2012 | 2 | 1 |
| 2013 | 0 | 4 |
| 2014 | 0 | 6 |
| 2015 | 3 | 12 |
| 2016 | 5 | 9 |
| 2017 | 3 | 5 |
| 2018 | 10 | 4 |
| 2019 | 8 | 9 |
| 2020 | 3 | 8 |
| 2021 | 7 | 6 |
| 2022 | 8 | 6 |
| 2023 | 3 | 1 |
| 2024 | 6 | 4 |
| 2025 | 5 | 6 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Capsule, system and use of the system for preparing double beverages like a double espresso, a double lungo and a double ristretto7 Jul 2026US 12,672,733 B2Koninklijke Douwe Egberts B. V.
- Beverage preparation apparatus and method30 Sep 2025US 12,426,736 B2Eugster/Frismag AG
- System and method for filtering a hot beverage23 Sep 2025US 12,419,456 B2Bcc Product Development, L.L.C.
- System, apparatus, method, capsule and kit of capsules for preparing a beverage2 Sep 2025US 12,402,749 B2Koninklijke Douwe Egberts B. V.
- System for preparing a beverage13 May 2025US 12,295,521 B2Koninklijke Douwe Egberts B. V.
Most cited
By later US patents
- Apparatus for extracting cartridges containing coffee188US 5,197,374 ANestec S. A. · 1993
- Pod and method for making fluid comestible140US 6,777,007 B22004
- Cartridge-operated coffee-machine87US 7,325,479 B2Seb S. A. · 2008
- Device permitting using, on a coffee making machine, ground coffee or prepackaged cakes of coffee83US 5,870,943 A1999
- Percolating device66US 7,216,582 B2Nestec S. A. · 2007