Patent holdings for IPC class D01F 8/16

Total number of patents in this class: 169

10-year publication summary

14
14
17
13
17
20
16
6
16
4
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
3m Innovative Properties Company
17445
8
Mitsubishi Gas Chemical Company, Inc.
3640
7
Donaldson Company, Inc.
1606
6
The Lycra Company LLC
127
6
Toray Industries, Inc.
7145
5
Kimberly-clark Worldwide, Inc.
5259
4
Polytex Sportbeläge Produktions-GmbH
141
4
The United States of America as represented by the Secretary of the Army
1260
3
Soochow University
1787
3
BASF SE
21328
2
E. I. du Pont de Nemours and Company
3464
2
Nike, Inc.
14907
2
Uop LLC
4407
2
Covestro Deutschland AG
2852
2
Gunze Limited
347
2
Kuraray Co., Ltd.
3600
2
Lubrizol Advanced Materials, Inc.
960
2
The Secant Group, LLC
104
2
South China University of Technology
1920
2
Rheon Labs Ltd
32
2
Other owners 101