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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 6/22 - Vas deferens occludersFallopian occluders implantable in tubes

Patent holdings for IPC class A61F 6/22

Total number of patents in this class: 130

10-year publication summary

13
15
16
12
4
10
17
7
9
3
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Contraline, Inc.
30
14
Femasys Inc.
99
9
Cross Bay Medical, Inc.
24
7
University of Virginia Patent Foundation
1646
6
Meditrina, Inc.
74
6
Next Life Sciences, Inc.
13
6
Conceptus, Inc.
8
5
Theramex HQ UK Limited
95
5
Boston Scientific Scimed, Inc.
11271
4
Hologic, Inc.
1167
4
Bayer Essure Inc.
6
3
Cytyc Corporation
106
3
OI Medical Limited
3
3
Teslux Holding S.A.
16
3
Avana Health, Inc.
4
3
Cook Biotech Incorporated
191
2
MicroVention, Inc.
651
2
Agile Therapeutics, Inc.
48
2
Amsel Medical Corporation
26
2
ArtVentive Medical Group, Inc.
25
2
Other owners 39

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