Insert for mold for forming concrete blocks
Latest Westblock Systems, Inc. Patents:
Description
Claims
The ornamental design for an insert for a mold 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: 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
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
Current U.S. Class:
Construction Block Or Brick Type (17) (D25/113)