US Patent D857240 Retaining wall block
Patent D857240 was granted and assigned to Redi-rock international on August, 2019 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
March 9, 2018
Date of Patent
August 20, 2019
Patent Applicant
Patent Application Number
29639897
Patent Citations Received
Patent Inventor Names
James R. Johnson
0
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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