Tank frame

- Lincoln Composites, Inc.

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Description

FIG. 1 is an isometric view of our design for a tank frame;

FIG. 2 is a rear view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a left side thereof;

FIG. 5 is a right side view thereof;

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

FIG. 7 is a bottom plan view thereof.

The portions of the tank frame shown in broken lines in the figures form no part of the claimed design.

Claims

The ornamental design for a tank frame, as shown and described.

Referenced Cited
U.S. Patent Documents
4662532 May 5, 1987 Anderson et al.
5265748 November 30, 1993 Furukawa
5810186 September 22, 1998 Lam
D402037 December 1, 1998 Hofstad
D533978 December 19, 2006 Hawes
D534330 December 26, 2006 Hawes
7624885 December 1, 2009 Pfau
D609425 February 2, 2010 Svedberg
D637785 May 10, 2011 Miller et al.
20070000921 January 4, 2007 Butler et al.
20070210080 September 13, 2007 Hooper
20090159592 June 25, 2009 Vitalis et al.
20100074723 March 25, 2010 Lancon
Other references
  • Eight (8) illustrations (photos) of tank frames and tank trailers publicly known prior to Nov. 10, 2008 (5 pages).
Patent History
Patent number: D646452
Type: Grant
Filed: Apr 15, 2011
Date of Patent: Oct 4, 2011
Assignee: Lincoln Composites, Inc. (Lincoln, NE)
Inventors: Keith A. Miller (Schererville, IN), Chad A. Cederberg (Lincoln, NE), Ken Halvorsen (Lincoln, NE)
Primary Examiner: Cynthia Ramirez
Attorney: Westman, Champlin & Kelly
Application Number: 29/389,733
Classifications
Current U.S. Class: Conveying, Lifting, Or Transferring Article (D34/28)