A47J 31/22
Centrifuges for producing filtered coffee
Official title: Centrifuges for producing filtered coffee (A47J31/20 takes precedence)
A47J31/22 (Centrifuges for producing filtered coffee) appears on 111 US grants and 145 published applications in this corpus.
Search patents in A47J- Granted patents
- 111
- Published applications
- 145
- Assignees
- 36
- Inventors
- 142
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 9 |
| 2011 | 1 | 8 |
| 2012 | 0 | 6 |
| 2013 | 4 | 11 |
| 2014 | 4 | 11 |
| 2015 | 7 | 12 |
| 2016 | 11 | 3 |
| 2017 | 18 | 9 |
| 2018 | 6 | 3 |
| 2019 | 5 | 6 |
| 2020 | 5 | 8 |
| 2021 | 5 | 7 |
| 2022 | 6 | 6 |
| 2023 | 5 | 15 |
| 2024 | 2 | 12 |
| 2025 | 8 | 15 |
| 2026 | 6 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Capsule and system for preparing a beverage by centrifugation in a beverage production device4 Aug 2026US 12,696,994 B2Societe des Produits Nestle S. A.
- Beverage machine carriable single-handed7 Jul 2026US 12,672,732 B2Societe des Produits Nestle S. A.
- Beverage machine with beverage collector5 May 2026US 12,616,329 B2Societe des Produits Nestle S. A.
- Beverage machine with separable fluid module14 Apr 2026US 12,599,265 B2Societe des Produits Nestle S. A.
- Beverage machine with an off-set actuator31 Mar 2026US 12,588,780 B2Societe des Produits Nestle S. A.
- Tumbler13 Aug 2026US 2026/0232130 A1Sihbo Co., Ltd.
- Beverage preparation device with simple multi-thermal conditioning21 May 2026US 2026/0137233 A1Societe des Produits Nestle S. A.
- Beverage preparation device with thermally optimised architecture4 Dec 2025US 2025/0366653 A1Societe des Produits Nestle S. A.
- Method and device for dissolving or emulsifying compounds from a granular material20 Nov 2025US 2025/0351990 A1Cre8Ic Ltd
- Kit for the preparation of a beverage in a centrifugal brewing device23 Oct 2025US 2025/0326568 A1Societe des Produits Nestle S. A.
Most cited
By later US patents
- Method and apparatus for brewing coffee80US 5,265,517 AIndustria Columbiana de Electronicos y Electrodomesticos, Incelt S.A. of Carrera · 1993
- System, set of capsules and method for preparing a beverage by centrifugation60US 8,916,215 B2Nestec S. A. · 2014
- Coffee maker53US 6,279,459 B1Amway Corporation · 2001
- Centrifugal brewing type coffee maker49US 4,962,693 AKabushiki Kaisha Toshiba · 1990
- Method for preparing a beverage or food liquid and system using brewing centrifugal force48US 8,431,175 B2Nestec S. A. · 2013