Casing insulator

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Description

FIG. 1 is a front, perspective view of the casing insulator of the invention;

FIG. 2 is a front end view of the casing insulator of the invention, the rear end view being a mirror image thereof;

FIG. 3 is a top view of the casing insulator of FIG. 1; and,

FIG. 4 is a view of the casing insulator turned on its side.

The broken line showing is for the purpose of illustrating environmental structure, which forms no part of the claimed design.

Claims

The ornamental design for a casing insulator, as shown and described.

Referenced Cited
U.S. Patent Documents
4100367 July 11, 1978 Netzel
D258379 February 24, 1981 Joseph
4398772 August 16, 1983 Odell
4700751 October 20, 1987 Fedrick
4896701 January 30, 1990 Young
4928736 May 29, 1990 Muszynski
5441082 August 15, 1995 Eskew et al.
D390923 February 17, 1998 Stevens
6199595 March 13, 2001 Baker
6571832 June 3, 2003 Elliott
D479585 September 9, 2003 Mulligan et al.
6896004 May 24, 2005 Witzel
20030201025 October 30, 2003 Calais et al.
20040094959 May 20, 2004 Shemtov
Patent History
Patent number: D553716
Type: Grant
Filed: Apr 28, 2006
Date of Patent: Oct 23, 2007
Assignee: S & B Technical Products, Inc. (Fort Worth, TX)
Inventor: Steve Lockard (Fort Worth, TX)
Primary Examiner: Louis S. Zarfas
Assistant Examiner: Eric L Goodman
Attorney: Charles D. Gunter, Jr.
Application Number: 29/258,915
Classifications
Current U.S. Class: Fitting (10) (D23/259)