KEY
USPTO Trademark Record
ABANDONEDKEYSTONE RETAINING WALL SYSTEMS
SN 73717628·Reg 1518009·Filed Mar 21, 1988
Materials, not of metal, for building and construction; rigid pipes, not of metal, for building; asphalt, pitch, tar and bitumen; transportable buildings, not of metal; monuments, not of metal.
KEYSTONE RETAINING WALL SYSTEMS (Serial No. 73717628), Registration No. 1518009, is a abandoned US trademark filed on Mar 21, 1988 by KEYSTONE RETAINING WALL SYSTEMS, INC.. This trademark covers Class 019 (Non-metallic building materials).
