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The ornamental design for a portable cooler, as shown and described. |
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FIG. 1 is a perspective view of a portable cooler, showing the front and one end of our new design.
FIG. 2 is a side view of the end opposite that shown in FIG. 1.
FIG. 3 is a rear view of the portable cooler.
FIG. 4 is a top view of the portable cooler.
FIG. 5 is a bottom view of the portable cooler.
The strap and rivets shown in broken lines in FIG. 1 are solely to illustrate the environment of use of the portable cooler, and form no part of the design thereof.
Glass, Henry, Gottsegen, Marten, Drucker, Fred F.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Nov 05 1980 | Gotham Chicago Corporation | (assignment on the face of the patent) | / | |||
| Nov 12 1982 | DRUCKER, FRED S | Gotham Chicago Corporation | ASSIGNMENT OF ASSIGNORS INTEREST | 004073 | /0593 | |
| Nov 12 1982 | GOTTSEGEN, MARTEN | Gotham Chicago Corporation | ASSIGNMENT OF ASSIGNORS INTEREST | 004073 | /0593 | |
| Nov 12 1982 | GLASS, HENRY | Gotham Chicago Corporation | ASSIGNMENT OF ASSIGNORS INTEREST | 004073 | /0593 |
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