Frank T. Yost, 82, a resident of Bowie, MD for over 40 years, passed away on Thursday, September 15, 2011. He was born in Easton, PA. A veteran of the U.S. Air Force, he worked until his retirement from the U.S. Patent Office. He was predeceased by his wife, Doris J. Yost. Mr. Yost is survived by his children, Erich Yost and his wife Lisa of Broad Run, VA and Gretchen Rauch and her husband Scott of Chesapeake, VA; and 5 grandchildren, David, Jason, Carolyn, Caleb and Joshua. Family will receive friends at Our Lady of the Fields Catholic Church, 1070 Cecil Ave., Millersville, MD on Tuesday, September 20, 2011 from 10am until the Funeral Mass at 11am. Interment will be in Easton, PA at a later date. In lieu of flowers, contributions may be made to American Heart Association, Mid Atlantic Affiliate, 4217 Park Place Court, American Heart Association Building, Glen Allen, VA 23060 or to Alzheimer's Association, Greater Maryland - 1850 York Road, Suite D, Timonium, MD 21093.