Variable encoding and detection apparatus and methods

Details for Australian Patent Application No. 2005328684 (hide)

Owner Nielsen Media Research, Inc.

Inventors Headley, Weston P.; Luff, Robert A.

Agent EKM patent

Pub. Number AU-B-2005328684

PCT Pub. Number WO2006/096177

Filing date 8 March 2005

Wipo publication date 14 September 2006

Acceptance publication date 22 April 2010

International Classifications

H04N 7/16 (2006.01) Television systems - Secrecy systems

Event Publications

4 October 2007 PCT application entered the National Phase

  PCT publication WO2006/096177 Priority application(s): WO2006/096177

22 April 2010 Application Accepted

  Published as AU-B-2005328684

19 August 2010 Standard Patent Sealed

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