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Patent
   D977644
Priority
May 14 2015
Filed
Jan 04 2020
Issued
Feb 07 2023
Expiry
Feb 07 2038
Inventors
Zeng, Frank
Assg.orig
Venus medt…
Assg.curr
VENUS MEDT…
Entity
unknown
Referenced by
0
References
9
Maint.:
n/a
The ornamental design for a valve stent, as shown and described.

The FIGURE is a front view of a valve stent.
INVENTORS:

Zeng, Frank, Lo, Larry, Qi, Jess

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
20150148893,
20160143732,
D732666, May 13 2005 Medtronic CoreValve, Inc. Heart valve prosthesis
D802764, May 13 2016 ST JUDE MEDICAL, CARDIOLOGY DIVISION, INC Surgical stent
D834193, May 13 2016 St. Jude Medical, Cardiology Division, Inc. Surgical stent
D867595, Feb 01 2017 Edwards Lifesciences Corporation Stent
D889653, May 15 2017 ST JUDE MEDICAL, CARDIOLOGY DIVISION, INC Stent having tapered struts
D909581, May 14 2015 VENUS MEDTECH HANGZHOU INC Valve replacement device
D910852, May 14 2015 VENUS MEDTECH HANGZHOU INC Valve stent
ASSIGNMENT RECORDS    Assignment records on the USPTO
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jan 04 2020Venus medtech (Hangzhou) Inc.(assignment on the face of the patent)
Feb 20 2020ZENG, FRANKVENUS MEDTECH HANGZHOU INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0520150831 pdf
Feb 20 2020LO, LARRYVENUS MEDTECH HANGZHOU INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0520150831 pdf
Feb 20 2020QI, JESSVENUS MEDTECH HANGZHOU INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0520150831 pdf
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