On the website of the famous online store ThinkGeek there was a joke
Defensius - a few hours earlier than the
Defendius door chain appeared on
ArtLebedev . ThinkGeek directly refers to Lebedev in the description of the product, and only the difference in the spelling of the name (Defen
s ius | Defenus) reveals whether the April Fool's jokes are not coordinated, or - it is not clear why - the name adaptation for foreigners.
Just by chance I noticed ...