Intumescent seal

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Description

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 thereof;

FIG. 4 is a back elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The intumescent seal is broken on the ends to indicate indefinite length.

Referenced Cited
U.S. Patent Documents
D279409 June 25, 1985 Allen, Jr.
D293935 January 26, 1988 Allen, Jr.
3955330 May 11, 1976 Wendt
3964214 June 22, 1976 Wendt
4708351 November 24, 1987 Midooka et al.
4735155 April 5, 1988 Johnson
4931339 June 5, 1990 Malcolm-Brown
5501045 March 26, 1996 Wexler
Patent History
Patent number: D418616
Type: Grant
Filed: Sep 9, 1998
Date of Patent: Jan 4, 2000
Assignee: National Guard Products, Inc. (Memphis, TN)
Inventor: Charles F. Smith, Jr. (Memphis, TN)
Primary Examiner: Doris Clark
Law Firm: King and Schickli
Application Number: 0/93,370
Classifications
Current U.S. Class: Elongated (26) (D25/164); Extruded Shape (19) (D25/119)
International Classification: 2501;