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The ornamental design for playground structure, as shown and described. |
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FIG. 1 is a perspective view of a playground structure showing our new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a left side view thereof that is a mirror image of the right side thereof; and,
FIG. 4 is a front elevation view thereof that is a mirror image of the rear elevation view thereof.
The bottom is plane and unornamented.
Petersheim, Richard J., Gleeson, James F.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Jan 29 1992 | GLEESON, JAMES F | RESTAURANT TECHNOLOGY, INC | ASSIGNMENT OF ASSIGNORS INTEREST | 006000 | /0268 | |
| Jan 29 1992 | PETERSHEIM, RICHARD J | RESTAURANT TECHNOLOGY, INC | ASSIGNMENT OF ASSIGNORS INTEREST | 006000 | /0268 | |
| Jan 30 1992 | Restaurant Technology, Inc. | (assignment on the face of the patent) | / | |||
| Aug 29 1994 | RESTAURANT TECHNOLOGY, INC | Discovery Zone, Inc | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 007142 | /0646 | |
| Jul 17 1998 | DISCOVERY ZONE PUERTO RICO , INC | FIRSTAR BANK OF MINNESOTA, N A | SECURITY AGREEMENT | 009556 | /0394 | |
| Jul 17 1998 | DISCOVERY ZONE LICENSING, INC | FIRSTAR BANK OF MINNESOTA, N A | SECURITY AGREEMENT | 009556 | /0394 | |
| Jul 17 1998 | DISCOVERY ZONE CANADA LIMITED | FIRSTAR BANK OF MINNESOTA, N A | SECURITY AGREEMENT | 009556 | /0394 | |
| Jul 17 1998 | Discovery Zone, Inc | FIRSTAR BANK OF MINNESOTA, N A | SECURITY AGREEMENT | 009556 | /0394 | |
| Jun 23 1999 | Discovery Zone, Inc | CEC ENTERTAINMENT, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 010216 | /0577 | |
| Jun 23 1999 | DISCOVERY ZONE LICENSING, INC | CEC ENTERTAINMENT, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 010216 | /0577 |
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