2 trademarks were found for owners matching the name SIERRA SOFTWARE SYSTEMS INC.
#Classstatus
1 S:73508513
M:SSS

O:SIERRA SOFTWARE SYSTEMS INC
16 Dead
2 S:73448944
M:SSS

O:SIERRA SOFTWARE SYSTEMS, INC.
9 Dead
Trademark Alertz updated from USPTO on 2030-01-24