ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,502,502, issued on Dec. 23, was assigned to Fisher & Paykel Healthcare Ltd. (Auckland, New Zealand).

"Interface comprising a nasal sealing portion and a rolling hinge" was invented by Peter David Alexander Bearne (Auckland, New Zealand), Roheet Patel (Auckland, New Zealand), Kirstin Elizabeth Middelkoop (Auckland, New Zealand), Michael John Henri Cox (Auckland, New Zealand) and Fadi Karim Moh'd Mashal (Auckland, New Zealand).

According to the abstract* released by the U.S. Patent & Trademark Office: "An interface for positive pressure therapy includes a mask assembly. The mask assembly includes a mask seal that is adapted to underlie the nose. The mask seal extends up the lateral sid...