U.S. federal trademark · Serial No. 79112101 · Reg. No. 4329893
Plastic fibers, not for textile use; refractory insulating materials, particularly refractory fibers of plastic for concrete and mortar
Metal building materials, namely, steel fiber for reinforcing and strengthening concrete, mortar and other composite materials
Reinforcing materials, not of metal, for building, particularly steel fibers for reinforcing concrete, mortar and other composite materials for reducing shrinkage cracks
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