Kathy J. Cox, 56, Altoona, died Friday at her home. She was born in Altoona, daughter of the late John D. and Georganna (Pringle) Cox. Surviving are three children: George A. Shumac, Bobbie Jo Shumac and Joyce M. Cox, all of Altoona; 11 grandchildren; two great-grandchildren; her companion, Patrick Brister; and her former husband, Terry Shumac. She was preceded in death by a sister, Carol Cunningham. At the request of the deceased, there will be no funeral service. Arrangements are by Jon C. Russin Funeral Home, Bellwood.