A47J 31/4432
With means for keeping the beverage warm
Official title: {with means for keeping the beverage warm (urns with devices for keeping beverages hot or cool A47J31/50)}
A47J31/4432 (With means for keeping the beverage warm) appears on 68 US grants and 65 published applications in this corpus.
Search patents in A47J- Granted patents
- 68
- Published applications
- 65
- Assignees
- 50
- Inventors
- 146
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 1 |
| 2002 | 2 | 3 |
| 2003 | 2 | 3 |
| 2004 | 2 | 2 |
| 2005 | 2 | 0 |
| 2006 | 1 | 3 |
| 2007 | 0 | 3 |
| 2008 | 1 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 2 |
| 2011 | 0 | 2 |
| 2012 | 1 | 1 |
| 2013 | 0 | 1 |
| 2014 | 2 | 1 |
| 2015 | 2 | 7 |
| 2016 | 1 | 1 |
| 2017 | 3 | 1 |
| 2018 | 1 | 2 |
| 2019 | 3 | 1 |
| 2020 | 3 | 6 |
| 2021 | 0 | 4 |
| 2022 | 2 | 4 |
| 2023 | 3 | 1 |
| 2024 | 2 | 3 |
| 2025 | 3 | 7 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Coffee machine for hot and iced coffee29 Sep 2026US 12,745,874 B2The Steelstone Group LLC
- Beverage brewer with hot- and cold-brew options23 Dec 2025US 12,502,021 B2
- Beverage brewer with hot- and cold-brew options28 Jan 2025US 12,207,756 B2
- Beverage brewer with multi- and single-cup modes14 Jan 2025US 12,193,598 B2
- Milk beverage heating mixer6 Aug 2024US 12,053,124 B2
- Locking assembly of kitchen appliance1 Oct 2026US 2026/0294174 A1HCL Technologies Limited
- System for preparing aromatic beverages, such as for example tea20 Aug 2026US 2026/0240358 A1Novadelta - ComéRcio E IndúStria De CaféS, Lda
- A brewer with a sensor, a brewer kit and a method for controlling a brewer6 Aug 2026US 2026/0224066 A1Aarke AB
- A brewer for preparing a beverage30 Jul 2026US 2026/0215616 A1Aarke AB
- Coffee brewing system and method of brewing coffee31 Jul 2025US 2025/0241475 A1Imam Abdulrahman Bin Faisal University
Most cited
By later US patents
- Coffee maker53US 6,279,459 B1Amway Corporation · 2001
- Coffee maker42US 6,006,653 AWing Shing Products (BVI) Co. Ltd. · 1999
- Modularized custom beverage brewer41US 4,829,888 ANewco Research Corporation · 1989
- Modularized custom beverage brewer41US 4,892,031 ANewco Research Corporation · 1990
- Apparatus for making beverages39US 5,895,595 AD. H. Haden Limited · 1999