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:
Sep. 30, 2003
Filed:
Jul. 26, 2001
Hirotoshi Ohno, Yokohama, JP;
Yasuyoshi Kawashima, Ayase, JP;
Victor Company of Japan, Kanagawa-ken, JP;
Abstract
An optical information recording medium having a lead-in area complying with the PW (Packet Writing) format and such a lead-in area is pre-recorded with a lead-in information prior to any recording. At a second time recording session, the end of recording information is only recorded in an address block for a last packet # and the end of recording information in an address block for a packet # which becomes the last packet at a first time recording session is made to be non-readable. At a third time recording session, a packet with an address block, wherein the end of recording information is recognized, is determined to be the last packet # and the recording starts from the packet # so that the information recorded in the medium before finalization can be lead-out by a CD-ROM disc drive.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile