Concrete form block

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

FIG. 1 is a perspective view of the block.

FIG. 2 is an end elevation view of the block.

FIG. 3 is a front elevation view of the block.

FIG. 4 is a top view of the block.

FIG. 5 is a perspective view of a Tie of the block.

FIG. 6 is a front elevation view of the Tie of FIG. 5; and,

FIG. 7 is a top view of the Tie of FIG. 5.

Claims

The ornamental design for a concrete form block, as shown and described.

Referenced Cited
U.S. Patent Documents
4439967 April 3, 1984 Dielenberg
5428933 July 4, 1995 Philippe
5809727 September 22, 1998 Mensen
5896714 April 27, 1999 Cymbala et al.
6240692 June 5, 2001 Yost et al.
Foreign Patent Documents
WO 97/01007 January 1997 WO
Patent History
Patent number: D512163
Type: Grant
Filed: Mar 31, 2004
Date of Patent: Nov 29, 2005
Inventor: Patrick M. Cymbala (Calgary, Alberta)
Primary Examiner: Robert A. Delehanty
Attorney: McCarthy Tetrault LLP
Application Number: 29/202,422
Classifications