MARCH 26--The mother of Trayvon Martin has filed two applications to secure trademarks containing her late son’s name, records show. Sabrina Fulton is seeking marks for the phrases “I Am Trayvon” and “Justice for Trayvon,” according to filings made last week with the United States Patent and Trademark Office. In both instances, Fulton is seeking the trademarks for use on “Digital materials, namely, CDs and DVDs featuring Trayvon Martin,” and other products.