2 trademarks were found for owners matching the name Petra Learning Corporation.
#Classstatus
1 S:75721764
M:LEADERSHIP DECATHLON
O:GRINNELL LEADERSHIP, INC., Petra Learning Corporation
41 Registered
2 S:75721765
M:LEADERSHIP JUMPSTART
O:GRINNELL LEADERSHIP, INC., Petra Learning Corporation
41 Registered
Trademark Alertz updated from USPTO on 2030-01-24