David Blum – Trademark Portfolio

David Blum has filed 7 trademarks with the United States Patent and Trademark Office (USPTO). Filing records span from 2011 to 2019, covering 3 years of intellectual property practice. The portfolio covers 4 Nice Classification classes, with the highest concentration in Class 41 (Education & Entertainment, 3 filings) and Class 35 (Advertising & Business, 2 filings).