ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,434,234, issued on Oct. 7, was assigned to Tecan Trading AG (Mannedorf, Switzerland).

"Pipette tip extension, pipette tip, assembly of pipette tip and pipette tip extension, and method of use" was invented by Patrick Kinney (Hayward, Calif.), Sujata Iyer (San Jose, Calif.), Philipp Ott (Steg, Switzerland) and Adrian Sager (Mannedorf, Switzerland).

According to the abstract* released by the U.S. Patent & Trademark Office: "A pipette tip extension having a proximal end, a distal end, and an exterior wall extending between the proximal end and the distal end is disclosed. The exterior wall has an outer side and an inner side and encloses an inner cavity which is delimited by the inner si...