
Alcon is offering for license, polymeric quaternary ammonium, novel polymeric and absolute molecular weight polymers as antimicrobials/antifungals, useful in pharmaceutical and cosmetic compositions as preservatives and/or disinfectants.
US5300287 issued 05-Apr-1994 US5399737 issued 21-Mar-1995 US5536494 issued 16-Jul-1996 US5547663 issued 20-Aug-1996.
Available for license.