(and potentially start-ups)
Created by Lucas Beyer
(And trademarks ™ protect a name or brand.)
Not a secret!
Patent protects an idea.
Copyright protects a specific expression of the idea.
Is considered a copy
No need to declare ©
No need for a date
Even if you don't want to
Until 70 (EU) or 95 (US) years after your death.
(Almost) never the author
Even for side-projects
This is a big problem for open-source projects
Many open-source projects originate from companies
Subtle differences: (not) prove acceptance.
Licences might be torn apart in court.