Method and apparatus for modifying a retention period

Details Method and apparatus for modifying a retention period Method and apparatus for modifying a retention period

2007-10-09

2007-10-09

Kim, Matthew (Department: 2186)

Electrical computers and digital processing systems: memory

Storage accessing and control

Specific memory composition

C707S793000

Reexamination Certificate

active

11034737

ABSTRACT:
One embodiment is directed to the deletion of content units from a storage system. When a content unit is deleted, a reflection may be created and stored on the storage system. The reflection identifies the deleted content unit and may include additional information, such as a portion of the content of the content unit and audit information regarding the deletion of the content unit.

REFERENCES:
patent: 6615224 (2003-09-01), Davis
patent: 6807632 (2004-10-01), Carpentier et al.
patent: 2005/0160481 (2005-07-01), Todd et al.
patent: WO 00/04483 (2000-01-01), None
International Search Report of International Application No. PCT/US2006/001064.
International Search Report of International Application No. PCT/US2006/001065.
Mutka et al., “Managing Personal Files Across Independent File Management Units,” pp. 254-261, IEEE Computer Society, Apr. 14, 1992.

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