ALEXANDRIA, Va., July 15 -- United States Patent no. 12,661,236, issued on June 23, was assigned to Expanding Innovations Inc. (Mountain View, Calif.).

"Intervertebral devices and related methods" was invented by John Davis (Sunnyvale, Calif.), Al Mirel (Redwood City, Calif.) and Mark Dias (San Jose, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Intervertebral devices and systems, and methods of their use, are disclosed having configurations suitable for placement between two adjacent vertebrae, replacing the functionality of the disc therebetween. Intervertebral devices and systems contemplated herein are implantable devices intended for replacement of a vertebral disc, which may have deteriorated d...