Doble Engineering Company – Trademark Portfolio

Entity Type: 03

Doble Engineering Company holds 30 U.S. trademarks filed with the United States Patent and Trademark Office (USPTO), with a strong focus on Class 9 (Computers & Electronics) — 23 filings in this category. The portfolio also extends into Class 42 (Computer & Scientific) across 5 Nice Classification classes. Currently, 14 trademarks are registered and 1 is pending. Notable registered marks include IDD, DOBLE, DOMINO, PHENIX, and ENOSERV. The owner is based in Watertown, MA.