ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,428,675, issued on Sept. 30, was assigned to Enable Biosciences Inc. (South San Francisco, Calif.).

"Reagents and methods for blocking non-specific interactions with nucleic acids" was invented by Cheng-Ting Tsai (South San Francisco, Calif.) and Peter Robinson (South San Francisco, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods and reagents for blocking non-specific interactions with nucleic acids are disclosed. In particular, the invention relates to multi-valent blockers comprising multiple negatively charged polymers or materials attached to a common scaffold and their use in blocking non-specific interactions with nucleic acids."

T...