- All sections
- A - Human necessities
- A47J - Kitchen equipment; coffee mills; spice mills; apparatus for making beverages
- A47J 31/20 - Apparatus in which ground coffee or tea-leaves are immersed in the hot liquid in the beverage container having immersible, e.g. rotatable, filters
Patent holdings for IPC class A47J 31/20
Total number of patents in this class: 220
10-year publication summary
|
13
|
24
|
35
|
30
|
34
|
44
|
29
|
26
|
32
|
7
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pi-Design AG | 365 |
18 |
| Société des Produits Nestlé S.A. | 9672 |
9 |
| Made Simpli LLC | 11 |
7 |
| Starbucks Corporation, DBA Starbucks Coffee Company | 881 |
7 |
| DKK Enterprises Inc. | 28 |
7 |
| Whirlpool Corporation | 4238 |
5 |
| Conopco, Inc. | 4644 |
4 |
| Koninklijke Philips Electronics N.V. | 13133 |
4 |
| Grayl Inc. | 43 |
4 |
| Pacific Market International, LLC | 371 |
4 |
| Unilever PLC | 3540 |
3 |
| Helen of Troy Limited | 1767 |
3 |
| SEB S.A. | 1592 |
3 |
| Menna Corporation | 5 |
3 |
| Load & Road Inc. | 6 |
3 |
| Havana Savannah, LLC | 12 |
3 |
| Unilever N.V. | 3440 |
2 |
| Fuji Electric Co., Ltd. | 4750 |
2 |
| Central University of Technology, Free State | 4 |
2 |
| Crastal Technology (Shenzhen) Co., Ltd. | 29 |
2 |
| Other owners | 125 |