A47J 31/0605
With a valve at the filter-outlet
Official title: {with a valve at the filter-outlet; Anti-drip devices (A47J31/0615, A47J31/0621 take precedence)}
A47J31/0605 (With a valve at the filter-outlet) appears on 137 US grants and 133 published applications in this corpus.
Search patents in A47J- Granted patents
- 137
- Published applications
- 133
- Assignees
- 95
- Inventors
- 256
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 6 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 6 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 2 |
| 2002 | 8 | 3 |
| 2003 | 4 | 2 |
| 2004 | 3 | 2 |
| 2005 | 0 | 0 |
| 2006 | 0 | 2 |
| 2007 | 1 | 2 |
| 2008 | 0 | 2 |
| 2009 | 0 | 2 |
| 2010 | 3 | 14 |
| 2011 | 4 | 2 |
| 2012 | 2 | 5 |
| 2013 | 3 | 7 |
| 2014 | 7 | 6 |
| 2015 | 5 | 11 |
| 2016 | 6 | 9 |
| 2017 | 5 | 7 |
| 2018 | 6 | 9 |
| 2019 | 4 | 11 |
| 2020 | 7 | 9 |
| 2021 | 7 | 5 |
| 2022 | 3 | 5 |
| 2023 | 6 | 4 |
| 2024 | 3 | 7 |
| 2025 | 2 | 5 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Filter holder and coffee machine21 Jul 2026US 12,685,403 B210X Innovation GmbH & Co. KG
- Machine for inhibiting pathogenic agents during the preparation of beverages based on breast-milk substitutes9 Jun 2026US 12,648,666 B2
- Drip bag3 Feb 2026US 12,540,026 B2Ohki Co., Ltd.
- Pour over coffee extraction device13 May 2025US 12,295,518 B2Mano Korea Co., Ltd.
- Portable bottle infuser15 Apr 2025US 12,274,391 B1
- Reusable coffee and beverage pod4 Sep 2025US 2025/0275642 A1Conair Corporation
- Pour over coffee extraction device21 Aug 2025US 2025/0261782 A1Mano Korea Co., Ltd.
- Beverage Brewer with Hot- and Cold-Brew Options10 Jul 2025US 2025/0221562 A1
- Beverage brewing apparatus for extracting beverage from raw material put in filter1 May 2025US 2025/0134296 A1
- Coffee maker30 Jan 2025US 2025/0031896 A1LG Electronics Inc.
Most cited
By later US patents
- Beverage maker for use in automotive vehicles68US 4,875,408 A1989
- Percolator holding pan for espresso coffee making machines65US 4,882,982 ASPIDEM S.r.l. · 1989
- Beverage brewing apparatus64US 4,579,048 ABunn-O-Matic Corporation · 1986
- Coffee maker59US 6,339,985 B12002
- Infusion coffee maker57US 5,826,493 A1998