Multiple content protection systems in a file

Details for Australian Patent Application No. 2009339304 (hide)

Owner Microsoft Corporation

Inventors Burns, Quintin Swayne; Hughes Jr., Robert Kilroy; Simmons, John Carl

Agent Davies Collison Cave

Pub. Number AU-A-2009339304

PCT Pub. Number WO2010/090689

Priority 61/146,099 21.01.09 US; 12/485,949 17.06.09 US

Filing date 22 December 2009

Wipo publication date 12 August 2010

International Classifications

H04L 9/14 (2006.01) Arrangements for secret or secure communication - using a plurality of keys or algorithms

G06F 9/06 (2006.01) Arrangements for programme control, e.g. control unit - using stored programme, i.e. using internal store of processing equipment to receive and retain programme

G06F 15/16 (2006.01) Digital computers in general - Combinations of two or more digital computers each having at least an arithmetic unit, a programme unit and a register, e.g. for a simultaneous processing of several programmes

G06F 21/24 (2006.01) Security arrangements for protecting computers or computer systems against unauthorised activity

Event Publications

7 July 2011 PCT application entered the National Phase

  PCT publication WO2010/090689 Priority application(s): WO2010/090689

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

2009339328-Modifiable magnet configuration for arc vaporization sources

2009339297-Temperature-controlled pressure regulators