On August 19, 2020, Patriot Scientific Corporation (referred to as 'Patriot' or 'Parent' in the transaction), entered into a stock purchase agreement (the 'Stock Purchase Agreement') among Parent, PTSC Sub One Inc., ('Buyer' and together with the Parent, the 'Buyer Parties'), Mosaic ImmunoEngineering Inc., (the 'Target' or 'Company'), certain stockholders of the Target set for therein (as 'Sellers'). In conjunction with the Stock Purchase Agreement, Mr. Carlton Johnson will resign from his role as Secretary of the Parent effective August 28, 2020. There were no disagreements with Mr. Johnson on any matters. Mr. Johnson will continue to serve as a member of the Board of Directors. Upon the resignation of Mr. Johnson, Mr. Steven King will be appointed as President of the Parent and Mr. Paul Lytle will be appointed as Executive Vice President and Secretary of the Parent, and Nicole Steinmetz, Ph.D, will be appointed Chief Scientific Officer of the Parent. Also in conjunction with the Stock Purchase Agreement, Mr. Steven King, Mr. Paul Lytle, Dr. Nicole Steinmetz, and Dr. Robert Garnick, were appointed to serve as members of the Board of Directors of Parent. Ms. Gloria Felcyn and Mr. Carlton Johnson will continue to serve as members of the Board of Directors.