Dhaka, April 26 -- A US judge has dismissed a lawsuit that challenged Warner Bros' ownership of "Superman" copyrights in 10 countries, ruling that federal courts lack jurisdiction over the matter.

Mark Peary, nephew of the late "Superman" co-creator Joe Shuster, filed the suit against Warner Bros. and its DC Comics division in January, claiming Shuster's estate had the right to terminate the "Superman" copyrights in the United Kingdom, Canada, Ireland, and other regions.

In a decision on Thursday, US District Judge Jesse Furman stated that the court had no authority to decide the estate's rights under foreign copyright laws, according to Variety.

"The Court concludes that it lacks subject-matter jurisdiction over this case; the case th...