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The ornamental design of an intumescent seal, as shown and described. |
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FIG. 1 is a perspective view of the intumescent seal of the present invention;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a left side elevational view with a right side elevational view being a substantial mirror image thereof;
FIG. 4 is a back elevational view thereof; and,
FIG. 5 is a bottom plan view with a top plan view being a substantial mirror image thereof.
The intumescent seal is broken on the ends to indicate indefinite length.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Aug 20 1998 | SMITH, CHARLES F JR | NATIONAL GUARD PRODUCTS, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 009481 | /0791 | |
| Aug 27 1998 | National Guard Products, Inc. | (assignment on the face of the patent) | / |
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