Passionate about IP! Since June 2003 the IPKat has covered copyright, patent, trade mark, designs, info-tech and confidentiality issues from a mainly UK and European perspective. Read, post comments and participate!

The team is Eleonora Rosati, Annsley Merelle Ward and Merpel. E-mail the Kats here!

The team is joined by GuestKats Söğüt Atilla, Oliver Fairhurst, Claire Gregg, Georgia Jenkins and Marcel Pemsel.

SpecialKats: Verónica Rodríguez Arguijo (TechieKat), Rose Hughes (PatKat) and Jocelyn Bosse (Book Review Editor).

InternKats: Wissam Bentazar, Simone Lorenzi and Kliment Markov.
Results for Lego
1+1 may be 2 but sometimes looks like 1 – The General Court’s math for LEGO 1+1 may be 2 but sometimes looks like 1 – The General Court’s math for LEGO Reviewed by Marcel Pemsel on Wednesday, February 04, 2026 Rating: 5
Another brick in the wall - There is no special treatment for LEGO bricks under EU design law Another brick in the wall - There is no special treatment for LEGO bricks under EU design law Reviewed by Marcel Pemsel on Monday, September 15, 2025 Rating: 5
[Guest Post] Battle of the Bricks – AG Szpunar’s Opinion in Lego (C‑211/24) in Light of Nokia (C-316/05) [Guest Post] Battle of the Bricks – AG Szpunar’s Opinion in Lego (C‑211/24) in Light of Nokia (C-316/05) Reviewed by Marcel Pemsel on Monday, March 31, 2025 Rating: 5
[Guest post] Thou shalt not discriminate the Lego block over any other kind of product – GRUR speaks out on C-211/24 [Guest post] Thou shalt not discriminate the Lego block over any other kind of product – GRUR speaks out on C-211/24 Reviewed by Alessandro Cerri on Thursday, October 24, 2024 Rating: 5
You can build a lot with LEGO – But also your own design law? You can build a lot with LEGO – But also your own design law? Reviewed by Marcel Pemsel on Wednesday, June 12, 2024 Rating: 5
General Court maintains the validity of Lego minifigures as EUTMs General Court maintains the validity of Lego minifigures as EUTMs Reviewed by Anastasiia Kyrylenko on Friday, December 08, 2023 Rating: 5
[Guest post] The Lego Case T-515/19: A building block castle built up on sand [Guest post] The Lego Case T-515/19: A building block castle built up on sand Reviewed by Eleonora Rosati on Sunday, April 11, 2021 Rating: 5
EUIPO Fourth Board of Appeal says that “LEGNOLAND” for Class 28 goods is confusingly similar to “LEGO” and “LEGOLAND” EUIPO Fourth Board of Appeal says that “LEGNOLAND” for Class 28 goods is confusingly similar to “LEGO” and “LEGOLAND” Reviewed by Nedim Malovic on Monday, July 27, 2020 Rating: 5
Everything is awesome: Lego blocks “Lepin” trade mark registration Everything is awesome: Lego blocks “Lepin” trade mark registration Reviewed by Rosie Burbidge on Friday, May 03, 2019 Rating: 5
Building a Long Term Brand Protection solution - the Lego story [Part 3] Building a Long Term Brand Protection solution - the Lego story [Part 3] Reviewed by Rosie Burbidge on Monday, December 10, 2018 Rating: 5

LEGO: a great British invention

On the surface things look very calm, but who knows what further IP secrets will come from Legoland ...? The IPKat has received an epist...
- Saturday, December 24, 2011
LEGO: a great British invention LEGO: a great British invention Reviewed by Jeremy on Saturday, December 24, 2011 Rating: 5
Past Historic 9: When plastic is magnetic -- the early days of Lego Past Historic 9: When plastic is magnetic -- the early days of Lego Reviewed by Jeremy on Friday, December 23, 2011 Rating: 5

Lego brick hits a wall

The ECJ has today, in Case C‑48/09 P , ruled that the iconic Lego brick (depicted right is the image that was subject of the trade mark reg...
- Tuesday, September 14, 2010
Lego brick hits a wall Lego brick hits a wall Reviewed by Mark Schweizer on Tuesday, September 14, 2010 Rating: 5
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