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  • All sections
  • A - Human necessities
  • A61F - Filters implantable into blood vesselsprosthesesdevices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stentsorthopaedic, nursing or contraceptive devicesfomentationtreatment or protection of eyes or earsbandages, dressings or absorbent padsfirst-aid kits
  • A61F 2/74 - Operating or control means fluid

Patent holdings for IPC class A61F 2/74

Total number of patents in this class: 486

10-year publication summary

34
53
38
35
35
39
28
29
29
2
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Ottobock SE & Co. KGaA
577
63
Ossur Iceland ehf
513
44
DEKA Products Limited Partnership
1843
33
Otto Bock Healthcare Products GmbH
276
33
Ossur HF
458
27
Blatchford Products Limited
103
14
Proteor USA, LLC
83
13
College Park Industries, Inc.
96
12
The Regents of the University of California
20502
8
President and Fellows of Harvard College
6068
8
Otto Bock Healthcare GmbH
132
8
Otto Bock HealthCare LP
90
8
Ken Dall Enterprise Co., Ltd.
10
7
Ossur Americas, Inc.
181
7
Nabtesco Corporation
883
6
Fondazione Istituto Italiano di Tecnologia
614
5
Motion Control, Inc.
11
5
Pro Limb International Corp.
7
5
The United States Government AS represented by The Department of Veterans Affairs
1281
5
Vanderbilt University
1963
5
Other owners 170

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