ROGER E. HOLZGRAFE – Trademark Portfolio

ROGER E. HOLZGRAFE specializes in Class 9 (Computers & Electronics) trademark filings before the United States Patent and Trademark Office (USPTO), with 3 of 5 total filings concentrated in this category. The practice also covers Class 42 (Computer & Scientific) along with 3 other Nice Classification classes. Filing activity spans from 1984 to 1991. Currently, 0 trademarks are registered.