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The ornamental design for an oxygenator, as shown and described.
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FIG. 1 is a front view of an oxygenator showing my new design;
FIG. 2 is a rear view thereof;
FIG. 3 is a top view thereof;
FIG. 4 is a bottom view thereof;
FIG. 5 is a right side view thereof;
FIG. 6 is a left side view thereof; and,
FIG. 7 is a perspective view thereof.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Apr 03 2002 | PETRUCCELLI, GIULIO | P S PIBBS, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 012858 | /0389 | |
| Apr 15 2002 | Terumo Kabushiki Kaisha | (assignment on the face of the patent) | / | |||
| Apr 25 2002 | IJIRI, TOMONORI | Terumo Kabushiki Kaisha | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 013104 | /0691 |
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