Column forming block

Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a perspective view of a column forming block showing my new design.

FIG. 2 is another perspective view thereof.

FIG. 3 is a front view thereof.

FIG. 4 is a rear view thereof.

FIG. 5 is a side view thereof.

FIG. 6 is another side view thereof.

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof.

The broken lines appearing in the figures are not intended to form part of the claimed design and are provided for illustrating purposes only.

Claims

I claim the ornamental design for a column forming block, as shown.

Referenced Cited
U.S. Patent Documents
2994162 August 1961 Frantz
3116570 January 1964 Torricelli
3298668 January 1967 Schueren
3512759 May 1970 Resler
3534518 October 1970 Zagray
3905170 September 1975 Huettemann
3962842 June 15, 1976 Wilhelm
4107894 August 22, 1978 Mullins
4124961 November 14, 1978 Habegger
D255787 July 8, 1980 Morehead, Jr.
4372091 February 8, 1983 Brown et al.
4426815 January 24, 1984 Brown
4524551 June 25, 1985 Scheiwiller
D284308 June 17, 1986 Risi et al.
4698949 October 13, 1987 Dietrich
4726567 February 23, 1988 Greenberg
4865781 September 12, 1989 Jennings
4956958 September 18, 1990 Caroti
5365714 November 22, 1994 Potvin
5623797 April 29, 1997 Gravier et al.
5934035 August 10, 1999 Rasmussen et al.
6035599 March 14, 2000 Sonnentag
6176049 January 23, 2001 Crant et al.
D441464 May 1, 2001 Pribyl
6223493 May 1, 2001 Ruggeri
6523317 February 25, 2003 Bott et al.
6571521 June 3, 2003 Ameigh
6578338 June 17, 2003 Nanayakkara
6665994 December 23, 2003 Ruggeri
6735913 May 18, 2004 Sanders et al.
6782673 August 31, 2004 Azar
6948282 September 27, 2005 Bott
20050252146 November 17, 2005 MacDonald et al.
20050252147 November 17, 2005 MacDonald et al.
Foreign Patent Documents
WO 99/05370 February 1999 WO
Patent History
Patent number: D540475
Type: Grant
Filed: Mar 17, 2006
Date of Patent: Apr 10, 2007
Assignee: Rockwood Retaining Walls, Inc. (Rochester, MN)
Inventor: Brian A. Price (Rochester, MN)
Primary Examiner: Louis S. Zarfas
Assistant Examiner: Gregory Andoll
Attorney: Patterson, Thuente, Skaar & Christensen, P.A.
Application Number: 29/256,238