3 trademarks were found for owners matching the name High-Efficiency Filter Corporation.
#Classstatus
1 S:73468383
M:MICROFLO

O:CLARCOR AIR FILTRATION, INC., HIGH EFFICIENCY FILTER CORPORATION
11 Dead
2 S:73429955
M:ACCU-SEAL
O:CLARCOR AIR FILTRATION, INC., High Efficiency Filter Corporation
11 Dead
3 S:73251752
M:HEFCO
O:AIRGUARD INDUSTRIES, INC., CLARCOR AIR FILTRATION PRODUCTS, INC., High-Efficiency Filter Corporation
11 Dead
Trademark Alertz updated from USPTO on 2030-01-24