A61F 2/82 Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents (stent-grafts for tubular structures of the body other than blood vessels A61F2/04; stent-grafts for blood vessels A61F2/07)
Introduced: January 2006
Title
Titles differ between systems:
IPC: Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
CPC: Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents (stent-grafts for tubular structures of the body other than blood vessels A61F2/04; stent-grafts for blood vessels A61F2/07)
Full Title
Full titles differ between systems:
Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents > Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents (dental prostheses A61C13/00; artificial kidneys A61M1/14; artificial hearts A61M60/00) > Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents (stent-grafts for tubular structures of the body other than blood vessels A61F2/04; stent-grafts for blood vessels A61F2/07)
Additional Content IPC
Limiting references
Stent-grafts for tubular structures of the body other than blood vessels Stent-grafts for blood vessels
Application references
Instruments specially adapted for placement or removal of stents or stent-grafts
Of 12 combined children, 7 exist in both systems.
5 codes are CPC-only extensions.
Note: 5 CPC extensions are marked as secondary classification only.
2 shared codes have differing titles between IPC and CPC.
Child Classifications
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- A61F 2/848 having means for fixation to the vessel wall, e.g. barbs since 2013 +2 CPC IPC+CPC Available in IPC and CPC
- A61F 2/856 Single tubular stent with a side portal passage since 2013 IPC+CPC Available in IPC and CPC
- A61F 2/86 Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure since 2006 IPC+CPC Available in IPC and CPC
- A61F 2/92 Stents in the form of a rolled-up sheet expanding after insertion into the vessel since 2006 IPC+CPC Available in IPC and CPC
- A61F 2/94 Stents retaining their form, i.e. not being deformable, after placement in the predetermined place since 2006 IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
Class A61,2013–2023, worldwide · Source: EPO PATSTAT
- PHILIPS ELECTRONICS NL 18,523
- NOVARTIS CH 14,253
- COVIDIEN US 13,953
- ROCHE CH 12,005
- CHINESE ACADEMY OF SCIENCES 11,955
- UNIVERSITY OF CALIFORNIA US 11,692
- HARVARD UNIVERSITY US 11,596
- L'OREAL FR 11,593
- P&G (PROCTER & GAMBLE COMPANY) US 11,297
- OLYMPUS CORPORATION JP 9,594
Top Applicants (CPC)
Class A61,2013–2023, worldwide · Source: EPO PATSTAT
- PHILIPS ELECTRONICS NL 20,621
- NOVARTIS CH 15,792
- ROCHE CH 14,303
- COVIDIEN US 13,862
- HARVARD UNIVERSITY US 13,454
- UNIVERSITY OF CALIFORNIA US 12,798
- P&G (PROCTER & GAMBLE COMPANY) US 12,140
- L'OREAL FR 11,800
- OLYMPUS CORPORATION JP 9,894
- BOSTON SCIENTIFIC SCIMED US 9,513