2 trademarks were found for owners matching the name Leffingwell, Marie E..
#Classstatus
1 S:78116953
M:PANASTAT
O:Leffingwell, Marie E.
9 Dead
2 S:78104080
M:PANALOG
O:Leffingwell, Marie E.
9 Dead
Trademark Alertz updated from USPTO on 2030-01-24