U.S. patent number D685,502 [Application Number D/426,991] was granted by the patent office on 2013-07-02 for landscaping block. This patent grant is currently assigned to Keystone Retaining Wall Systems LLC. The grantee listed for this patent is Robert A. MacDonald. Invention is credited to Robert A. MacDonald.
United States Patent | D685,502 |
MacDonald | July 2, 2013 |
Inventors: | MacDonald; Robert A. (Plymouth, MN) | ||||||||||
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Applicant: |
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Assignee: | Keystone Retaining Wall Systems
LLC (West Chester, OH) |
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Appl. No.: | D/426,991 | ||||||||||
Filed: | July 12, 2012 |
Application Number | Filing Date | Patent Number | Issue Date | ||
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29366124 | Jul 20, 2010 | D663858 | |||
Current U.S. Class: | D25/113 |
Current International Class: | 2501 |
Field of Search: | ;D25/102-118,136,138,140,151,152,153,156-162,164 ;D21/484-491,499-504 ;405/16,284,286 ;52/503-505,574,575,596-612,102 ;404/27-42 ;47/33 ;D8/1 |
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