Structural beam

Dempsey , et al. May 8, 2

Patent Grant D542421

U.S. patent number D542,421 [Application Number D/224,364] was granted by the patent office on 2007-05-08 for structural beam. This patent grant is currently assigned to Smorgon Steel LiteSteel Products Pty Ltd.. Invention is credited to Ross Ian Dempsey, Russell Lambert Watkins.


United States Patent D542,421
Dempsey ,   et al. May 8, 2007

Structural beam

Claims

CLAIM The ornamental design for a structural beam, as shown and described.
Inventors: Dempsey; Ross Ian (Calamvale, AU), Watkins; Russell Lambert (Coorparoo, AU)
Assignee: Smorgon Steel LiteSteel Products Pty Ltd. (Victoria, AU)
Appl. No.: D/224,364
Filed: March 1, 2005

Foreign Application Priority Data

Sep 3, 2004 [AU] 14238/2004
Current U.S. Class: D25/122
Current International Class: 2501
Field of Search: ;D25/122,126 ;52/433,461,465,650.1,716.1,726.2,731.2,732.1,724.1,653.1 ;428/121,122,126,131,221

References Cited [Referenced By]

U.S. Patent Documents
D291832 September 1987 Lundstrom
D426320 June 2000 Andres
6397550 June 2002 Walker et al.
Primary Examiner: Clark; Doris
Attorney, Agent or Firm: Holme Roberts & Owen, LLP

Description



FIG. 1 is a front view of a structural beam;

FIG. 2 is a first end view of the structural beam of FIG. 1;

FIG. 3 is a back view of the structural beam of FIG. 1;

FIG. 4 is a first side view of the structural beam of FIG. 1;

FIG. 5 is a second end view of the structural beam of FIG. 1;

FIG. 6 is a second side view of the structural beam of FIG. 1;

FIG. 7 is a first perspective view of the structural beam of FIG. 1; and,

FIG. 8 is a second perspective view of the structural beam of FIG. 1.

The claimed design has been broken near one end to indicate indeterminate length.

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