Richard W Fortier, Robert M Mastors, Tracy M Taylor, John J Wallace: Digital data processor with improved backup storage. Epoch Systems, Lahive & Cockfield, January 4, 1994: US05276860 (788 worldwide citation)

An improved backup storage system and method for use in conjunction with hierarchical or mass storage servers and networks is disclosed. Baseline, full and incremental backup procedures are used to save file copies. In one preferred embodiment, the baseline backup procedure is used to store copies o ...