4 trademarks were found for owners matching the name National Propane Corporation.
#Classstatus
1 S:74602067
M:GREEN FUELS
O:National Propane Corporation
42 Dead
2 S:74602336
M:NATIONAL THE NATION'S PROPANE COMPANY.

O:National Propane Corporation
37, 39, 42 Dead
3 S:73424945
M:GREAT LAWN

O:National Propane Corporation
1 Dead
4 S:72180671
M:NPC GLASS-LINED WATER HEATER

O:NATIONAL PROPANE CORPORATION
34 Dead
Trademark Alertz updated from USPTO on 2030-01-24