ALEXANDRIA, Va., Feb. 26 -- United States Patent no. 12,233,228, issued on Feb. 25, was assigned to Nine Medical Inc. (San Francisco).

"Methods and devices to prevent premature birth" was invented by Ryan Kendall Pierce (Carl Junction, Mo.) and Benjamin Kahn Cline (Palo Alto, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods and devices to affect types, proportion, quantity, distribution, or proliferation of microorganisms within a female reproductive system."

The patent was filed on Sept. 29, 2023, under Application No. 18/478,290.

*For further information, including images, charts and tables, please visit: http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&p=1&u=%2Fnetahtml%2FP...