Patent
   RE37694
Priority
Sep 04 1996
Filed
Jun 16 1999
Issued
May 14 2002
Expiry
Sep 04 2016
Assg.orig
Entity
unknown
50
25
EXPIRED

Riccobene, Thomas S.

Patent Priority Assignee Title
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9464434, Mar 15 2013 KEYSTONE RETAINING WALL SYSTEMS LLC Twisted block
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/
Executed onAssignorAssigneeConveyanceFrameReelDoc
Jun 16 1999Riccobene Masonry Company, Inc.(assignment on the face of the patent)
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