- All sections
- A - Human necessities
- A47J - Kitchen equipmentcoffee millsspice millsapparatus 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: 256
10-year publication summary
|
35
|
30
|
34
|
44
|
29
|
29
|
34
|
31
|
20
|
12
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pi-Design AG | 355 |
21 |
| Adrian Rivera Maynez Enterprises, Inc. | 76 |
10 |
| Société des Produits Nestlé S.A. | 10040 |
9 |
| Grayl Inc. | 73 |
8 |
| Made Simpli LLC | 11 |
8 |
| DKK Enterprises Inc. | 33 |
8 |
| Whirlpool Corporation | 4679 |
5 |
| Pacific Market International, LLC | 354 |
5 |
| Starbucks Corporation, DBA Starbucks Coffee Company | 1015 |
5 |
| Koninklijke Philips Electronics N.V. | 7211 |
4 |
| Yeti Coolers, LLC | 1643 |
4 |
| Unilever PLC | 2980 |
3 |
| Conopco, Inc. | 5107 |
3 |
| Central University of Technology, Free State | 10 |
3 |
| SEB S.A. | 1676 |
3 |
| Menna Corporation | 5 |
3 |
| Load & Road Inc. | 6 |
3 |
| Cre8ic Ltd | 7 |
3 |
| Unilever N.V. | 2894 |
2 |
| Fuji Electric Co., Ltd. | 5526 |
2 |
| Other owners | 144 |