Insert for mold for forming concrete blocks

- Westblock Systems, Inc.
Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a perspective view of an insert for a mold for forming concrete blocks.

FIG. 2 is a reduced rear elevational view of FIG. 1.

FIG. 3 is a front elevational view of FIG. 1.

FIG. 4 is a top plan view of FIG. 1.

FIG. 5 is a right side elevational view of FIG. 1.

FIG. 6 is a left side elevational view of FIG. 1; and,

FIG. 7 is a bottom plan view of FIG. 1.

Claims

The ornamental design for an insert for a mold for forming concrete blocks, as shown and described.

Referenced Cited
U.S. Patent Documents
D22173 January 1893 Pilkington
D47284 May 1915 Ebeling
1219127 March 1917 Marshall
D54925 April 1920 Johanson
1631901 June 1927 Threadgill
D182355 March 1958 Buzan
2954838 October 1960 Nuorivaara
3940229 February 24, 1976 Hutton
3981953 September 21, 1976 Haines
4093174 June 6, 1978 Mullins
4498268 February 12, 1985 Inman
5078940 January 7, 1992 Sayles
5217630 June 8, 1993 Sayles
5568994 October 29, 1996 Dawson
5722386 March 3, 1998 Fladgard et al.
5771631 June 30, 1998 Dawson
5879603 March 9, 1999 Sievert
D425212 May 16, 2000 Lamberts
6113379 September 5, 2000 LaCroix et al.
6114009 September 5, 2000 Smith
6138983 October 31, 2000 Sievert
6159401 December 12, 2000 Hoesch
6209848 April 3, 2001 Bolles et al.
6224815 May 1, 2001 LaCroix et al.
6293065 September 25, 2001 Suzuki et al.
6464199 October 15, 2002 Johnson
D493897 August 3, 2004 Campacci
20030164574 September 4, 2003 Hammer et al.
20050108973 May 26, 2005 Hammer et al.
Foreign Patent Documents
07-052133 February 1995 JP
2001-191314 July 2001 JP
Other references
  • Photographs of a “softsplit mold,” pp. 1-3 (in use prior to 2002).
  • Statement of James Hammer Regarding Prior Sales, dated Aug. 21, 2006, 1 page.
  • Statement of James Hammer Regarding Prior Sale, dated Oct. 8, 2008, 1 page.
Patent History
Patent number: D610268
Type: Grant
Filed: Jun 3, 2009
Date of Patent: Feb 16, 2010
Assignee: Westblock Systems, Inc. (Salem, OR)
Inventors: James E. Hammer (University Place, WA), Llewellyn Lee Johnston (Vancouver, WA)
Primary Examiner: T. Chase Nelson
Assistant Examiner: Anhdao Doan
Attorney: Klarquist Sparkman, LLP
Application Number: 29/338,074
Classifications