* "Hacking, raspberry jam and the power of PSI: on the deeper meaning of IP", here. This guest piece from University of Kent academic Alan McKenna reviews a recent British decision on the meaning of "intellectual property", its application to personal information and a possible market for trade in private facts;Illustration from the templates.com blog
* ""Is it a Birss, is it a plane ...?" Skydive litigants crash-land in court", here, this being a case note on a copyright scrap over the ownership of a jointly owned film;
* "Google and the Law", here -- announcing the publication of a new book, with two Kat contributions, on Google's various business operations and their legality;
* "Patents: dead, broken -- or just not working perfectly?", here, this being announcement of the latest WIPO filing statistics and a wind-up for many readers that suggested there must be some virtue left in the patent system if more people than ever were apparently using it;
* "Are Nominet decisions the last word in domain name disputes?", here. This is a note on a fascinating ruling that domain name dispute determinations by Nominet's panellists were not in general open to judicial review;
* "Same sentence, different meaning", here, in which guest blogger Norman reflects on the extent to which the meaning of a patent claim depends on either its text or its context;
* "It may not be elegant but at least it's legal: appeal court rules on wash-up Act", here, this being Cat the Kat's take on the last word -- until the next last word -- on the legality of the UK's Digital Economy Act, following a challenge brought by two internet service providers;
* "Can there be a performance right in a graph?", here. Not the sort of question you get asked every day but, then, Neil is not an everyday blogger;
* "The Highway opens up to more traffic, but where does it lead?", here. A blockbuster from David on the choice of strategies open for anyone planning to argue inventive step before the European Patent Office -- and speculation as to where each might end up;
* "The Cost of Knowledge", here, in which guest Kat Darren considers access to scholarship, the Elsevier boycott and the roles of peer-reviewed commercial and institutional publications;
* "4-methylimidazole and Killer Cola: all right for you, but not -4-MEI?", here. The IPKat knew that the localised change of Coca-Cola's formula was going to generate some heat but he assumed it would be in branding circles only;
* "No more indulgence for mess-about defendants, says Court of Appeal", here. This post reviews Fred Perry's struggle to close a case against an initially inert and subsequently non-co-operative infringer;
* "The Ultimate watchmakers case: passing off leads to a ticking off", here, in which a trade mark owner's initial decision to tolerate a near-identical brand competitor leads not to tears but to unnecessary complications on the road to victory.
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