Suggest an update Name* Categories* State* Locality* ZIP* Street address* Phone* Website* Company description* Lawyer Ellen M. Leonnig, Practice Areas Patent Application Attorneys. is located in the city of Sykesville, the state of Maryland. Attorney legal address No address is available.Sykesville, MD, 21784-6458. For more information, please call Not available Your comments* (not for publishing) * — Required information Ellen M. Leonnig ← View details No address is available.Sykesville, MD, 21784-6458, Sykesville, Maryland Not available