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[Guest post] A €50 million Monet: Public domain, private property, and the hidden IP in an art auction

The IPKat has received and is pleased to host the following guest post by Katfriend Monica Ezsias , discussing relevant copyright issues facing a public domain artwork like the recently auctioned Monet’s Iris . Here’s what she writes: A €50 million Monet: Public domain, private property, and the hidden IP in an art auction by Monica Ezsias In October 2026, Claude Monet’s Iris (1924–25) sold at Sotheby’s Paris for €50 million, making it the most expensive artwork ever sold at auction in France. The iris flower was supposedly one of Monet’s favourites. The painting, from the collection of Jeanne Schlumberger, had never been publicly exhibited since its creation. Monet died in 1926, meaning his works are now in the public domain in the UK and EU. But what exactly does a buyer acquire when purchasing an original artwork? And if anyone can reproduce Iris without seeking copyright permission, what makes the painting worth €50 million? The artist, the collector, and the copyright Purchasing a...

[Guest Post] Are the German UPC Local Divisions the new Eastern District of Texas?

AG Szpunar’s Opinion in Like Company is here: a landmark take on several questions facing AI and copyright/related rights, even though the CJEU is advised not to answer the questions on LLM training

Monday Miscellany

The IPKat team: arrivals, farewells, and news

UPCKat: Proportionality defence against life sciences injunctions takes shape at the UPC

[Guest post] AI Authorship: A Case of Old Wine and New Vessels?

Claude 'can’t help falling in love with’… Elvis’s lyrics

Never Too Late: If you missed the IPKat last week!

An eye for an eye constitutes bad faith

EU General Court confirms that plant variety rights applicants must provide technical data to support requests to examine a new distinguishing characteristic