A47J 31/0657
For brewing coffee under pressure
Official title: {for brewing coffee under pressure, e.g. for espresso machines}
A47J31/0657 (For brewing coffee under pressure) appears on 606 US grants and 884 published applications in this corpus.
Search patents in A47J- Granted patents
- 606
- Published applications
- 884
- Assignees
- 291
- Inventors
- 1,133
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 5 | 0 |
| 1995 | 8 | 0 |
| 1996 | 2 | 0 |
| 1997 | 9 | 0 |
| 1998 | 8 | 0 |
| 1999 | 5 | 0 |
| 2000 | 9 | 0 |
| 2001 | 3 | 2 |
| 2002 | 2 | 4 |
| 2003 | 1 | 4 |
| 2004 | 3 | 23 |
| 2005 | 7 | 29 |
| 2006 | 10 | 27 |
| 2007 | 10 | 24 |
| 2008 | 9 | 27 |
| 2009 | 9 | 22 |
| 2010 | 21 | 36 |
| 2011 | 9 | 32 |
| 2012 | 19 | 44 |
| 2013 | 21 | 28 |
| 2014 | 24 | 39 |
| 2015 | 33 | 51 |
| 2016 | 35 | 57 |
| 2017 | 43 | 43 |
| 2018 | 34 | 40 |
| 2019 | 38 | 57 |
| 2020 | 30 | 35 |
| 2021 | 41 | 51 |
| 2022 | 25 | 48 |
| 2023 | 28 | 55 |
| 2024 | 35 | 39 |
| 2025 | 29 | 41 |
| 2026 | 22 | 26 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Automatic portafilter clamping device for espresso machines22 Sep 2026US 12,740,665 B2
- System for making beverages15 Sep 2026US 12,733,768 B2Caffitaly System S.P.A.
- Device for preparing a dose of ground coffee powder8 Sep 2026US 12,727,704 B2DE' LONGHI APPLIANCES S.r.l.
- Capsule holder for holding a capsule8 Sep 2026US 12,727,705 B2Societe des Produits Nestle S. A.
- Extraction cell1 Sep 2026US 12,721,359 B2Starbucks Corporation
- Brewing Material Container for a Beverage Brewer1 Oct 2026US 2026/0294159 A1Adrian Rivera Maynez Enterprises, Inc.
- Coffee machine with filter holder detection system17 Sep 2026US 2026/0272213 A1Simonelli Group S.P.A.
- Portafilter and coffee machine30 Jul 2026US 2026/0215610 A1Tsann Kuen (Zhangzhou) Enterprise Co., Ltd.
- Extraction systems and methods for using same9 Jul 2026US 2026/0191353 A1Vita-Mix Management Corporation
- Beverage preparation machine2 Jul 2026US 2026/0182769 A1Societe des Produits Nestle S. A.
Most cited
By later US patents
- Beverage filter cartridge443US 5,325,765 AKeurig, Incorporated · 1994
- Cartridges containing substances for beverage preparation274US 5,897,899 ANestec S. A. · 1999
- Beverage filter cartridge holder266US 6,655,260 B2Keurig, Incorporated · 2003
- Apparatus for the preparation of an edible liquid263US 5,472,719 ACoffea S.A. · 1995
- Extraction of coffee contained in sealed cartridges245US 5,242,702 ANestec S. A. · 1993