ScaleBio Nixes Parse’s Single-Cell Barcode Patent Counterclaims

Scale Biosciences Inc. convinced a federal judge that its single-cell sequencing kits don’t infringe three barcoding patents asserted by Parse Biosciences Inc. and the University of Washington.

ScaleBio’s kits never attach barcodes to already-formed complementary DNA—or cDNA—a step the patents require, Magistrate Judge Christopher Burke wrote in an opinion Tuesday granting ScaleBio summary judgment on Parse’s counterclaims in the US District Court for the District of Delaware.

The asserted patents—US Patent Nos. 10,900,065, 11,168,355, and 11,427,856, all owned by UW and licensed exclusively to Parse—cover methods to label and track RNA inside individual cells so scientists can ...