Exclusive Denim Stonewashing License Acquired By Genencor
Genencor International Inc., Palo Alto, Calif., has acquired an exclusive European license for
Ecolab Inc.s Stone-Eze® patents. The patents broadly cover processes using cellulase to produce a
stone-washed effect in denim or other cellulosic fabrics.Genencor IndiAge® and Primafast® cellulase
enzymes and enzyme compositions are covered under the agreement. Genencors patent exclusivity means
its cellulase enzymes are the only products licensed for use throughout Europe in the stonewashing
process for denim and other cellulosics.