09/986,646 | 723-1215:

OPTICAL DISK AUTHENTICITY CHECKING BASED ON PRECISION OF PHYSICAL FEATURE

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Application #

09/986,646

Confirmation #

5606

Attorney Docket #

723-1215

Patent #

6,775,227open_in_new
Download PDFdownload  Textdownload Issued - 08/10/2004

Filing or 371 (c) date

11/09/2001

Status

Patented Case 07/22/2004

Documents & transaction history