[82lsju]

Apparently, there's already a roller derby team named the Cleveland Guardians, which owns clevelandguardians.com. I assume the baseball Guardians must have agreed to purchase the name. I can't imagine that they could have missed such an obvious issue.

https://www.facebook.com/clevelandguardians/

looks like this is already being litigated

roller derby team application for trademark on "Cleveland Guardians"

https://tmsearch.uspto.gov/bin/showfield...uiat31.2.1

Cleveland Indians opposition

https://ttabvue.uspto.gov/ttabvue/v?pno=...=OPP&eno=1

[82lsju]

Apparently, there's already a roller derby team named the Cleveland Guardians, which owns clevelandguardians.com. I assume the baseball Guardians must have agreed to purchase the name. I can't imagine that they could have missed such an obvious issue.

https://www.facebook.com/clevelandguardians/

looks like this is already being litigated

roller derby team application for trademark on "Cleveland Guardians"

https://tmsearch.uspto.gov/bin/showfield...uiat31.2.1

Cleveland Indians opposition

https://ttabvue.uspto.gov/ttabvue/v?pno=...=OPP&eno=1