ALEXANDRIA, Va., July 3 -- United States Patent no. 12,344,687, issued on July 1, was assigned to McMaster University (Ontario, Canada).

"Synthetic polymers and crosslinked hydrogel systems" was invented by Sarah Alison Stewart (Hamilton, Canada), Harald Donald Helmut Stover (Hamilton, Canada) and Michael Bradley Coulson (Vancouver, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "A novel synthetic functionalized backbone polymer is provided which is a polyanionic side-chain functionalized backbone polymer comprising a hydrophilic backbone polymer functionalized with an activated alkene or epoxy group. The functionalized backbone polymer may be combined with a free or protected thiol-containing compound...