OPTICAL DISK DRIVE WITH DIGITAL FOCUS AND TRACKING SERVO SYSTEM

Details for Australian Patent Application No. 2002241973 (hide)

Owner DATAPLAY, INC

Inventors WACH, Hans, B.; KADLEC, Ron, J.; WATT, Charles, R.; TURNER, Christopher, J.

Pub. Number AU-A-2002241973

PCT Pub. Number WO2002/059888

Priority 60/264,351 25.01.01 US; 09/950,516 10.09.01 US; 09/950,329 10.09.01 US; 09/950,408 10.09.01 US; 09/950,444 10.09.01 US; 09/950,394 10.09.01 US; 09/950,413 10.09.01 US; 09/950,397 10.09.01 US; 09/950,914 10.09.01 US; 09/950,410 10.09.01 US; 09/950,441 10.09.01 US; 09/950,373 10.09.01 US; 09/950,425 10.09.01 US; 09/950,414 10.09.01 US; 09/950,378 10.09.01 US; 09/950,513 10.09.01 US; 09/950,331 10.09.01 US; 09/950,395 10.09.01 US; 09/950,376 10.09.01 US; 09/950,393 10.09.01 US; 09/950,398 10.09.01 US; 09/950,396 10.09.01 US; 09/

Filing date 22 January 2002

Wipo publication date 6 August 2002

International Classifications

G11B 007/09 Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation, reproducing using an optical beam at lower power - with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following

G11B 007/085 Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation, reproducing using an optical beam at lower power - with provision for moving the light beam into, or out of, its operative position

Event Publications

6 February 2003 Application Open to Public Inspection

  Published as AU-A-2002241973

12 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

Legal

The information provided by the Site not in the nature of legal or other professional advice. The information provided by the Site is derived from third parties and may contain errors. You must make your own enquiries and seek independent advice from the relevant industry professionals before acting or relying on any information contained herein. Check the above data against the Australian Patent Office AUSPAT database.

Next and Previous Patents/Applications

2002241974-HERMETICALLY SEALED PACKAGE FOR OPTICAL MEDIA DISK

2002241972-CORE ENCLOSURES AND METHODS FOR MAKING THE SAME