0 if particular common words, patterns, etc. are considered to have a secondary meaning, they are so closely connected in people's minds with a particular product or service that they can be protected as a trademark: --
Surnames are not given protection as a trademark until they achieve secondary meaning through extensive advertising or long use.
We can complete it step by step however long the road is and it can't be completed however short the road is if you don't even mark your footprint.
Можем да го завършим стъпка по стъпка, колкото и дълъг да е пътят и не може да бъде завършен, колкото и кратък да е пътят, ако дори не маркирате отпечатъка си.