ALEXANDRIA, Va., Oct. 27 -- United States Patent no. 12,773,048, issued on Oct. 27.
"Bridging structure of sofa frame" was invented by Danming Sun (Zhejiang, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A bridging structure of a sofa frame comprises a base set and a backrest set, wherein a detachable connector is provided between the base set and the backrest set; wherein, the connector is composed of at least two segments, and the at least two segments are fixedly connected and have a first included angle; the connector has at least two connecting panels, which are respectively connected to the base set and the backrest set."
The patent was filed on Oct. 15, 2024, under Application No. 18/915,440....