On the website of The Cross-Referenced Patent Cooperation Treaty you can:
The 2011 edition of The Cross-Referenced PCT is in stock.
This edition of The Cross-Referenced PCT has been updated taking account of the Regulations under the PCT as amended on July 1, 2011.
The 2011 edition of The X-Ref PCT is required if you are preparing for the European Qualifying Examination (EQE) in March 2012.
On this website, information can also be found on the PhD thesis prepared by Cees Mulder: On the Alignment of the European Patent Convention and the Patent Cooperation Treaty with Requirements of the Patent Law Treaty.
Please take a look around and contact us if you still have any questions.