- All sections
- A - Human necessities
- A47K - Sanitary equipment not otherwise provided fortoilet accessories
- A47K 13/16 - Protecting covers for closet seats of single sheets of paper
Patent holdings for IPC class A47K 13/16
Total number of patents in this class: 17
10-year publication summary
|
6
|
8
|
6
|
9
|
9
|
8
|
10
|
5
|
4
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Tranzonic Companies | 343 |
5 |
| Better Trick, Inc. | 6 |
3 |
| Airbus Operations GmbH | 3318 |
1 |
| Brill Hygienic Products, Inc. | 6 |
1 |
| GPCP IP Holdings LLC | 1641 |
1 |
| Kerri Anne Blanchard | 1 |
1 |
| Tranzonic Comanies | 1 |
1 |
| IDS Investigação Desenvolvimento SaÚde, Lda | 1 |
1 |
| Life Printing Co., Ltd. | 1 |
1 |
| Shenzhen Nozo IP Operation Co., Ltd. | 1 |
1 |
| East Meets West, Inc. | 5 |
1 |
| Other owners | 0 |