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Supreme Court overturns in Schütz v Werit New definition of "makes" in changing patented product Implications for Nespresso case The UK's Supreme Court has again overturned the Court of Appeal and decided, in its own particular way, that all previous courts got it wrong. The ruling in the Schütz v Werit dispute means patent owners now have guidance on what is meant by the word "makes" in the UK Patents Act 1977, which is welcome. But are supreme courts in the UK and elsewhere undermining consistency in IP litigation?

Petitions accepted, but only on some claims Litigation usually stayed Oblon Spivak handles most cases As of February 22, there have been 142 petitions for inter-partes review (IPR) and 15 petitions for post-grant review of covered business methods (CBM) filed at the USPTO – but how are they being decided? And what effect have they had on litigation?

Seen as benefiting foreign companies Lack of trade mark oppositions Slow take-up in Colombia too The Madrid Protocol came into force in Mexico in February, but the government's failure to introduce a trade mark opposition system has created problems, especially for domestic companies.

Natco licence confirmed Government report says prices too high Three cancer drugs up next It keeps getting worse for patent owners in India. Last month the IP Appellate Board upheld the compulsory licence issued to Natco over a Bayer drug, Nexavar, and then a government report recommended more.

It is a little strange that, with all the focus on the IP activity of Chinese companies in recent years, no one has yet collected all the relevant information about them in one place. That's what two of our staff – group editor Emma Barraclough and Asia reporter Peter Leung – began doing a few months ago, and the first fruits are laid out from page 30.

This list of PCC cases, the parties and rulings, runs from the first cases under the new procedural rules to March 2013.

Emre Kerim Yardimci of Deris Patents and Trademarks Agency explains the proposed amendments to patent legislation in Turkey, where investment and filings are increasing year on year

Ersin Dereligil and Kemal Yamankaradeniz of Destek Patent explain the importance of searches, use and office responses when protecting trade marks in Turkey

The head of IP at one of Turkey’s biggest manufacturers explains to Simon Crompton how the company became an innovator and the challenges of protecting its IP in Europe

Ugur Aktekin, Özge Atilgan Karakulak and Hande Hançer of Mehmet Gün & Partners counter the perception that Turkey’s enforcement tools are inefficient, and detail the best ways to tackle infringement