[2] A minor branch originates from Premana, where it was recorded since the early 15th century.
This branch's motto is Virtus beatos efficit (Latin: Boldness makes blissfulness).
[2] Its mansion, the Torre Ratti Castle in Piedmont, was built before 1155.
The Ratti Opizzone mottoes are Omnia cum tempore (All with time) and Sub tuum praesidium (Under thy protection).
[2] In Como a branch of the family devoted itself to silk-spun production since 19th century.