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The ornamental design for a portable fan as shown and described. |
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FIG. 1 is a front elevational view of a portable fan showing our new design;
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof; and
FIG. 5 is a side elevational view thereof, the opposite side being substantially a mirror image of that shown.
Cheslock, Edward P., Zwakenberg, Ralph
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Jun 01 1989 | LASKO METAL PRODUCTS, INC | Lasko Holdings, Inc | ASSIGNMENT OF ASSIGNORS INTEREST | 006057 | /0127 | |
| Jul 03 1989 | Lasko Metal Products, Inc. | (assignment on the face of the patent) | / | |||
| May 05 1991 | CHESLOCK, EDWARD P | LASKO METAL PRODUCTS, INC | ASSIGNMENT OF ASSIGNORS INTEREST | 005700 | /0190 | |
| May 05 1991 | ZWAKENBERG, RALPH | LASKO METAL PRODUCTS, INC | ASSIGNMENT OF ASSIGNORS INTEREST | 005700 | /0190 |
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