The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 29, 1995
Filed:
Jun. 12, 1992
Craig F Russ, Berwyn, PA (US);
Unisys Corporation, Blue Bell, PA (US);
Abstract
Method and apparatus for writing data to files from a computer system to a Write Once Read Many (WORM) Disc medium which results in a creation of an ISO 9660 standard disc is disclosed. The method and apparatus each efficiently manages writes to WORM medium in the creation of a file structure that conforms to ISO standard 9660 which governs management of CD-ROM disc files. The method and apparatus are efficient both in terms of the time required to perform such writes and in the amount of medium consumed as overhead. In addition, the invention provides a method and apparatus for writing to WORM disc in which there is a high degree of confidence that the information written is indelible.