Ohlandt Greeley Ruggiero & Perle LLP is an intellectual property law firm. It provides services, such as patents, trademarks and copyright clearance searches, patent and trademark prosecution, counseling, litigation, licensing and, infringement and validity studies. The firm serves Fortune 500 companies, international businesses, private institutions, research universities, publicly held corporations and start-up companies. Ohlandt Greeley Ruggiero & Perle LLP has experience in counseling customers on range of trademark-related issues, including brand protection programs and prosecution of challenging trademark registrations.