Protective cover for a data storage disc and method of use

Dynamic optical information storage or retrieval – Optical storage medium structure – Disk protection

Reexamination Certificate

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Details

C206S310000

Reexamination Certificate

active

06901600

ABSTRACT:
A protective cover for a data storage disc such as a compact disc (CD) includes a disc which has a central retainer for engaging the hole in the data storage disc. The protective cover may placed on both the data storage side and the opposite side of the data storage disc. In one embodiment the retainer consists of a plurality of upstanding members disposed on one side of the protective cover, and a corresponding plurality of cavities disposed on the other side of the protective cover. The cavities of one protective cover receive the upstanding members of another protective cover so that a plurality of protective covers may be stacked.

REFERENCES:
patent: 4316281 (1982-02-01), Prusak
patent: 4736840 (1988-04-01), Deiglmeier
patent: 4879710 (1989-11-01), Iijima
patent: 5299186 (1994-03-01), Tsurushima
patent: 5757765 (1998-05-01), Chen
patent: 6077583 (2000-06-01), Park
patent: 6123191 (2000-09-01), Dean
patent: 6307830 (2001-10-01), Shultz
patent: 6382414 (2002-05-01), Chang
patent: 6568526 (2003-05-01), Reinhardt et al.
patent: 6636475 (2003-10-01), Carstensen
patent: 2002/0114264 (2002-08-01), Kuchman
patent: 2003/0015441 (2003-01-01), Kang et al.

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