USPTO trademark record

DIPRA

Dead mark · Owner Ductile Iron Pipe Research Association · Classes 42

Mark details

Owner: Ductile Iron Pipe Research Association
Serial number: 75169670
Registration number: 2091287
Status: CANCELLED - SECTION 8 (dead)
Classes: 42 (Software / tech services (SaaS, design, hosting))
Filed: 1996-09-20
Registered: 1997-08-26
Goods / services: laboratory testing, engineering, and technical research services in the field of ductile iron pipe

Register data as of 2026-11-08. Records can trail live filings — check the official USPTO search for the latest status before filing.

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