ALEXANDRIA, Va., Feb. 5 -- United States Patent no. 12,215,337, issued on Feb. 4, was assigned to Umoja Biopharma Inc. (Seattle).

"Viral vectors and packaging cell lines" was invented by Andrew Scharenberg (Seattle) and Laurie Beitz (Seattle).

According to the abstract* released by the U.S. Patent & Trademark Office: "The disclosure relates generally to nucleic acid vectors and packaging cell lines for in vivo expansion of T-cells. More particularly, the disclosure relates to direct intratumoral injection of a lentiviral vector adapted for transduction and drug-mediated expansion of tumor-infiltrating lymphocytes in vivo."

The patent was filed on April 11, 2019, under Application No. 17/046,701.

*For further information, including image...