Proof-of-stake networks offer decentralization and security while using a fraction of the energy of proof-of-work chains like Bitcoin's. They are the future, says CasperLabs' CTO.
The court's decision was based partly on the fact Zamfir took too long to file for an injunction.
Zamfir is alleging CasperLabs intentionally violated the U.S. Trademark Act by filing a federal registration of the Casper mark without his knowledge or consent.
Casper is an Ethereum competitor that aims to launch in the first quarter of 2021.
Blockchain startup CasperLabs has banked $14 million from investors who pledged to secure its proof-of-stake Casper network at launch.
CasperLabs is partnering with the Singapore-registered exchange BitMax to conduct a token sale kicking off on March 30.
The open-source blockchain platform raised $14.5 million in a round led by financier Terren Piezer, known as the "Zelig of Wall Street."