Samsung Patent Priority-Date Win Challenged in Rehearing Bid

The owner of a light emitting diode patent that sued Samsung Electronics Co. for infringement sought a redo from the Federal Circuit after a three-judge panel invalidated the patent.

The full US Court of Appeals for the Federal Circuit should rehear the case, Lynk Labs Inc. said in a petition for rehearing filed Mar. 14.

The panel backed the Patent Trial and Appeal Board’s decision that Lynk Labs’ US Patent No. 10,687,400 would’ve been obvious in early February 2004—the month its parent patent was filed—based in part on an unrelated inventor’s patent application filed about 10 months earlier and later ...