A47J 31/3671
Loose coffee being employed
Official title: {Loose coffee being employed}
A47J31/3671 (Loose coffee being employed) appears on 79 US grants and 134 published applications in this corpus.
Search patents in A47J- Granted patents
- 79
- Published applications
- 134
- Assignees
- 70
- Inventors
- 245
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 2 |
| 2011 | 0 | 5 |
| 2012 | 0 | 0 |
| 2013 | 4 | 2 |
| 2014 | 0 | 3 |
| 2015 | 2 | 6 |
| 2016 | 2 | 9 |
| 2017 | 6 | 2 |
| 2018 | 6 | 6 |
| 2019 | 4 | 9 |
| 2020 | 4 | 6 |
| 2021 | 8 | 9 |
| 2022 | 7 | 18 |
| 2023 | 5 | 13 |
| 2024 | 8 | 21 |
| 2025 | 11 | 10 |
| 2026 | 8 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Extraction cell1 Sep 2026US 12,721,359 B2Starbucks Corporation
- Coffee machine11 Aug 2026US 12,702,245 B2Versuni Holding B.V.
- Beverage or food brewing method and beverage or food brewing machine7 Jul 2026US 12,672,659 B2Fortune-Tech Manufacturing Co., Ltd.
- Machine to prepare coffee beverages and corresponding regulation method9 Jun 2026US 12,648,668 B2De' Longhi Appliances S,R. L. Con Unico Socio
- Coffee machine2 Jun 2026US 12,642,383 B2Versuni Holding B.V.
- Machine and method for preparing coffee and method and apparatus for calibrating a coffee grinder13 Aug 2026US 2026/0232138 A1Illycaffe' S.P.A.
- Manual coffee press assembly and method of making coffee using same25 Jun 2026US 2026/0174268 A1Optex Solar Pty Ltd
- Espresso machine with cold brew mode4 Jun 2026US 2026/0150995 A1Breville Pty Limited
- Electric WDT Distribution Tool14 May 2026US 2026/0130545 A1Zhuhai Luckyman Technology Co., Ltd.
- Apparatus for making espresso coffee7 May 2026US 2026/0123785 A1Presso Limited
Most cited
By later US patents
- Brewing device for a household expresso coffee machine84US 5,526,733 ABraun GmbH · 1996
- Device permitting using, on a coffee making machine, ground coffee or prepackaged cakes of coffee83US 5,870,943 A1999
- Brewing head of an espresso maker35US 5,622,099 AEugster/Frismag AG · 1997
- Coffee brewing system with features for rapid and/or multiple extraction processes27US 9,962,030 B2Voga Coffee, Inc. · 2018
- Brewing and filtering device for coffee and tea17US 9,723,942 B22017