DIPRA
Filed: September 20, 1996
brochures, magazines, technical papers on the subject of ductile iron pipe
Owned by: Ductile Iron Pipe Research Association
Serial Number: 75169674
CONCEP
Educational services, namely, arranging and conducting seminars in the field of design, installation and corrosion control…
Owned by: DUCTILE IRON PIPE RESEARCH ASSOCIATION
Serial Number: 75789496
DIPRA
Laboratory testing, engineering, and technical research services in the field of ductile iron pipe
Owned by: Ductile Iron Pipe Research Association
Serial Number: 77475010
DDM
Filed: April 29, 2004
Engineering consulting services, namely, providing professional consulting and engineering services regarding corrosion…
Owned by: Ductile Iron Pipe Research Association and Corrpro Companies, Inc.
Serial Number: 78410737
V-BIO POLYWRAP PLUS
polyethylene wrap for corrosion protection of underground pipe
Owned by: Ductile Iron Pipe Research Association
Serial Number: 85939956
STRENGTH AND DURABILITY FOR LIFE
Filed: May 19, 2014
Laboratory testing, engineering, and technical research services in the field of ductile iron pipe
Owned by: Ductile Iron Pipe Research Association
Serial Number: 86284946
