ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,551,896, issued on Feb. 17, was assigned to GEN-PROBE Inc. (San Diego).
"Cap having a ribbed inner surface" was invented by Byron J. Knight (San Diego).
According to the abstract* released by the U.S. Patent & Trademark Office: "A cap having a lower portion, an upper portion with an opening formed therein, and a plurality of longitudinally oriented ribs disposed on an inner surface of the cap. The inner surface of the cap is defined by the opening formed in the upper portion of the cap, and each rib is associated with a concave recess disposed directly opposite the rib on an outer surface of the upper portion of the cap. The recess extends along at least part of the length of the rib...