IRWIN OSTROFF – Trademark Portfolio

IRWIN OSTROFF has filed 7 trademarks with the United States Patent and Trademark Office (USPTO). Filing records span from 1995 to 1996, covering 2 years of intellectual property practice. The portfolio covers 5 Nice Classification classes, with the highest concentration in Class 37 (Building & Construction, 3 filings) and Class 9 (Computers & Electronics, 3 filings).