Cathodic protection system for a metallic structure

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Description

FIG. 1 is a plan view of the first embodiment of a cathodic protection system for a metallic structure, showing our new invention;

FIG. 2 is a plan view of the second embodiment of a cathodic protection system for a metallic structure thereof;

FIG. 3 is a plan view of the third embodiment of a cathodic protection system for a metallic structure thereof; and,

FIG. 4 is a plan view of the fourth embodiment of a cathodic protection system for a metallic structure thereof.

The broken line showing of the environment is for illustrative purposes only and forms no part of the claimed design.

Claims

The ornamental design for a cathodic protection system for a metallic structure, as shown and described.

Referenced Cited
U.S. Patent Documents
2240021 April 1941 Rutherford
3202596 August 1965 Canevari
4098671 July 4, 1978 Westerlund
4227985 October 14, 1980 Morgan
4496444 January 29, 1985 Bagnulo
4692231 September 8, 1987 St. Onge
4783896 November 15, 1988 Stubbe et al.
4786383 November 22, 1988 Houle
5167352 December 1, 1992 Robbins
5292411 March 8, 1994 Bartholomew et al.
5415745 May 16, 1995 Pultan et al.
D367517 February 27, 1996 Sabio et al.
5505826 April 9, 1996 Haglin et al.
5650060 July 22, 1997 Huang et al.
6056867 May 2, 2000 Burgher et al.
6193857 February 27, 2001 Davison et al.
6224743 May 1, 2001 Satyanarayana
D479848 September 23, 2003 Smith
Patent History
Patent number: D491522
Type: Grant
Filed: Feb 28, 2003
Date of Patent: Jun 15, 2004
Assignee: Thomas & Betts International, Inc. (Sparks, NV)
Inventors: Aubrey Jackson (Germantown, TN), G. Andrew Barger (Collierville, TN)
Primary Examiner: Philip S. Hyder
Assistant Examiner: Daniel Bui
Attorney, Agent or Law Firm: G. Andrew Barger
Application Number: 29/176,952
Classifications
Current U.S. Class: Transformer, Rectifier Or Casing Therefor (3) (D13/110)
International Classification: 1302;