A47J 31/0621
With means for varying the infusion outflow velocity
Official title: {with means for varying the infusion outflow velocity, e.g. for brewing smaller quantities}
A47J31/0621 (With means for varying the infusion outflow velocity) appears on 56 US grants and 41 published applications in this corpus.
Search patents in A47J- Granted patents
- 56
- Published applications
- 41
- Assignees
- 43
- Inventors
- 104
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 0 |
| 2003 | 2 | 1 |
| 2004 | 1 | 2 |
| 2005 | 2 | 0 |
| 2006 | 0 | 2 |
| 2007 | 1 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 0 |
| 2010 | 1 | 5 |
| 2011 | 0 | 1 |
| 2012 | 0 | 2 |
| 2013 | 0 | 3 |
| 2014 | 4 | 1 |
| 2015 | 0 | 2 |
| 2016 | 2 | 3 |
| 2017 | 1 | 4 |
| 2018 | 2 | 2 |
| 2019 | 2 | 4 |
| 2020 | 1 | 2 |
| 2021 | 1 | 3 |
| 2022 | 0 | 2 |
| 2023 | 1 | 0 |
| 2024 | 2 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Apparatus facilitating brewing of beverages in a container5 May 2026US 12,616,328 B1MIE Concepts INC
- Beverage machine with a controlled outflow aperture3 Sep 2024US 12,075,939 B2Societe des Produits Nestle S. A.
- Apparatus for measuring operating parameters of espresso coffee machines30 Apr 2024US 11,969,116 B2Dvg De Vecchi Srl
- Proportional emulsion valve for fluid treatment machines, in particular for the production and delivery of beverages22 Aug 2023US 11,730,308 B2Dolphin Fluidics S.R.L.
- Beverage preparation machine with an optimized beverage discharge23 Mar 2021US 10,952,560 B2Novadelta - ComéRcio E IndúStria De CaféS S.A.
- Electric Espresso Coffee Machine Equipped and Conceived to Also Dispense American Coffee22 Dec 2022US 2022/0400888 A1Simonelli Group S.P.A.
- Coffee or Tea Brewing Apparatus22 Sep 2022US 2022/0296029 A1
- Apparatus for measuring operating parameters of espresso coffee machines2 Sep 2021US 2021/0267409 A1Dvg De Vecchi Srl
- Adjustable brewer structure4 Feb 2021US 2021/0030189 A1
- Beverage machine with a controlled outflow aperture14 Jan 2021US 2021/0007534 A1Societe des Produits Nestle S. A.
Most cited
By later US patents
- Coffeemaker with brew strength control65US 4,056,050 AGeneral Electric Company · 1977
- Beverage maker interface62US 7,223,427 B2Bunn-O-Matic Corporation · 2007
- Brewing system with electrical controller and method51US 6,543,335 B1Food Equipment Technologies Company, Inc. · 2003
- Automatic bypass coffee brewer48US 4,064,795 A1977
- Beverage brewing machine47US 5,460,078 ABraun Atkiengesellschaft · 1995