The ornamental design for a stent wall structure, as shown and described.
FIG. 1 is a side elevational view of a stent wall structure in accordance with a first embodiment of our new design; and,
FIG. 2 is a side elevational view of a stent wall structure in accordance with a second embodiment of our new design.
The stent wall structures illustrated herein are portions of tubular members that are expandable. The inside surfaces of the stent wall structures do not form part of the claimed design.
CORRECTIVE ASSIGNMENT TO CORRECT THE NAME OF ASSIGNEE ON THE ASSIGNMENT DOCUMENT SECOND PARAGRAPH PREVIOUSLY RECORDED ON REEL 014022 FRAME 0339 ASSIGNOR S HEREBY CONFIRMS THE ASSIGNMENT OF ONE HUNDRED PERCENT INTEREST TO ABBOTT LABORATORIES VASCULAR ENTERPRISES LIMITED