Portion of a mold insert for forming concrete blocks
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Description
The broken lines in the drawings are included for the purpose of illustrating portions of the mold insert that form no part of the claimed design.
Claims
The ornamental design for a portion of a mold insert for forming concrete blocks, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
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- 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: D622416
Type: Grant
Filed: Dec 24, 2009
Date of Patent: Aug 24, 2010
Assignee: Westblock Systems, Inc. (Salem, OR)
Inventors: James E. Hammer (Univeristy Place, WA), Llewellyn Lee Johnston (Vancouver, WA)
Primary Examiner: T. Chase Nelson
Assistant Examiner: Anhdao Doan
Attorney: Klarquist Sparkman, LLP
Application Number: 29/352,765
Type: Grant
Filed: Dec 24, 2009
Date of Patent: Aug 24, 2010
Assignee: Westblock Systems, Inc. (Salem, OR)
Inventors: James E. Hammer (Univeristy Place, WA), Llewellyn Lee Johnston (Vancouver, WA)
Primary Examiner: T. Chase Nelson
Assistant Examiner: Anhdao Doan
Attorney: Klarquist Sparkman, LLP
Application Number: 29/352,765
Classifications
Current U.S. Class:
Construction Block Or Brick Type (17) (D25/113)