Jan Anders Akervall, Ann Arbor, MI (US); Johann Walter Schwank, Ann Arbor, MI (US); Timothy Huang, Ann Arbor, MI (US); and Paul Robert Wisniewski, Ypsilanti, MI (US)
Assigned to Akervall Technologies, Inc., Saline, MI (US)
Filed by Akervall Technologies, Inc., Saline, MI (US)
Filed on Dec. 3, 2021, as Appl. No. 29/790,571.
Term of patent 15 Years
LOC (14) Cl. 29 - 02
U.S. Cl. D29—108
The ornamental design for a mouthguard as shown and described.
