Injunctions
No clear error in court holding that injunction protecting mark derived from a surname owned by one sibling to the exclusion of others can be modified to include related products.
http://www.ca6.uscourts.gov/opinions.pdf/16a0010p-06.pdf
Since 2011. An occasional commonplacing of the U.S. Circuit Courts of Appeal.
Neither an authoritative statement of the law nor legal advice. Quick work.